Essays on standard deviation

You will not be able to see your classmates' posts until after you have made your own post. This is intentional. You must use your own work for answers to questions 1–5. If something happens that leads you to want to make... The Standard Deviation for the set of 5 points {2, 3, 4, 5 and 6} that are very close together is about 1.58. When a 6th point {20} that is far away from the original 5 points Discussion Board Project 2 Instructions Standard Deviation and Outliers Thread: For this assignment...

This assignment "The Population Standard Deviation" discusses the population Standard Deviation, σ that is known, therefore, the selected test is a z-test for a Population Mean. The p-value is p-value (right-tailed) = .0004 {Using Excel Function =1-NORMSDIST(3.354)}... The selected test is a Large sample z-Test for Difference in Proportions.The test statistic isThe p-value isp-value (right-tailed) = .2890 {Using Excel Function =1-NORMSDIST(0.556)}In conclusion, there is not sufficient evidence...

However, different variability is used differently according to the complexity of database. The following essay will discuss various variability methods recommended differentiating... Standard Deviation method is useful in high variability as it is used to measure dispersion by extracting the square root. If the research requires a more sensitive, the most required variability to use is the Standard Deviation. The variability Discussion question Numerous various variability methods have been used...

This assignment "Coefficient of Variation and Standard Deviation" discusses investment returns from two different investments with a respective expected return, Standard Deviation, and coefficient of variation. The higher the Standard Deviation greater would be the risk.... The investment with the lower expected return is riskier than the investment with a higher expected return. The coefficient of variation highlights this fact in relation to the expected return value. Investment – 2 is less...

It is the most commonly used measure of variability because it is claimed as the most reliable. Mathematically speaking, it is the... By the knowledge of Standard Deviation, one can describe a set of data as homogeneous (closely bunched) or heterogeneous (scattered). Likewise, researchers use Standard Deviation to verify normal Standard Deviation, Hypotheses, and Standard Error Answers: Hurlburt (2001) defines Standard Deviation as a number representing how scattered or how closely bunched a set...

In the paper 'The Population Variance and Standard Deviation' the author analyzes the population variance and Standard Deviation for the percentage rate of home ownership with 99% confidence. The percentage rates of home ownership were taken for 8 randomly selected states.... The author found that the 90% confidence interval for the variance and Standard Deviation of seniors at Oak Park College if a sample of 24 students has a Standard Deviation of 2.4 years and the variable is normally distributed....

The paper "Calculations of Standard Deviation and Coefficient of Variation" is a great example of a finance and accounting assignment. The average annual return is used to report returns historical in nature. For example two-, three-, five- and 10- year average annual returns. It is calculated by dividing the sum of annual returns by the number of years.... The paper "Calculations of Standard Deviation and Coefficient of Variation" is a great example of a finance and accounting assignment. The average...

Running Head: Standard Deviation as Risk Indicator Standard Deviation as Risk Indicator Standard Deviation as Risk Indicator Introduction Risk management is an important part of our everyday lives. Having the perfect balance between risk and returns is not only an inherent part of our management of lives but also the management of financial and investment portfolios as well.... Over the years, experts have come up with various portfolios in order to allow the investors and observers to determine,...

Generally, the paper "Beta and Standard Deviation as Measurement of Risk" is a great example of a finance and accounting report. The expected return and beta coefficient are two important measures used to evaluate respectively the profitability and risk of investing in different investment portfolios.... Generally, the paper "Beta and Standard Deviation as Measurement of Risk" is a great example of a finance and accounting report. The expected return and beta coefficient are two important measures...

From the paper "Standard Deviation and Concept of Risk, the Capital Asset Pricing Model" it is clear that Standard Deviation is really defined as the common statistical indicator of an asset's risk; it measures' the dispersion around the expected value. ... Risk and return are the two key determinants of a firm's value. It is generally a financial manager's responsibility to assess carefully the risk and return of all major decisions. Manager's use this to ensure that the expected returns justify...

Along with Beta, it is the one of the two widely used indicators for this purpose. Standard Deviation measures the variability of an investment's returns around its average... Thus, one Standard Deviation implies that an investment's returns will lie within the Standard Deviation limits 68% of the time. Similarly, two standard deviations imply that the returns will lie within the Standard Deviation limits 95% of the A greater Standard Deviation implies a greater volatility. More the volatility, more...

The implication is that high expected returns and low Standard Deviation would be good for an investors since, Standard Deviation is a measure of risk on investment hence, an ideal investment opportunity is the one that would lead to high returns (As measured by expected return) and low risk (as measured by Standard Deviation)[Jam151]. ... The expected return and Standard Deviation of a two-asset portfolio comprised of Sealy and Gas shares ...

Moreover, Standard Deviation values have also been determined to find out the deviation in nutrients intake from the average values determined. ... he information gathered pertaining to the dietary intake of the selected sample of students, and after converting that information into nutrients found in the respective dietary intakes, the average and Standard Deviation values have been determined in this section of the report.... The individual average and Standard Deviation values for each nutrient in the dietary intake of all 15 students have been presented as follows: ...

Using the scores below, how many scores were within one Standard Deviation of the mean?... Using the scores below, how many scores were within one Standard Deviation of the mean?... 3 and the Standard Deviation is 18.... % and a Standard Deviation of 7.... If you know the Standard Deviation, how do you find the variance?... Ans: If we square the Standard Deviation we get Variance.... ariance= (Standard Deviation)^24....

When engaging in hypothesis testing procedures for the population with known Standard Deviation, a researcher needs to consider the involved standard error.... When engaging in hypothesis testing procedures for the population with known Standard Deviation, a researcher needs to consider the involved standard error.... This value is important in determining confidence limits for decision making over the hypothesis to be tested and is derived from the known Standard Deviation....

It helps in the calculation of, measures of central tendencies, for example, the mean, as well as, measures of variations including the range, Standard Deviation, and variance.... he Standard Deviation is the square root of the variance.... The Standard Deviation of the above data is 9.... hen defining normally distributed data, one must specify two quantities, including the mean (µ) and the Standard Deviation (σ).... Different values of the mean and Standard Deviation yield different normal curves thus different normal distributions....

x -2 -1 0 1 2 P(X = x) 1/16 4/16 6/16 4/16 1/16 Compute the mean, variance, and Standard Deviation of X.... Compute the mean, variance, and Standard Deviation of X.... million casesWhat is the Standard Deviation for these data?... Suppose X is a random variable with mean μ and Standard Deviation σ.... A Christmas tree light has an expected life of 180 hr and a Standard Deviation of 2 hr.... (c) Compute the mean and the Standard Deviation of the random variable X....

The geometric mean has been calculated as = geomean(cell range) and Standard Deviation can be calculated as = stdev(cell range). ... Arithmetic and geometric mean of the year 2009 and 2010 was highest and the Standard Deviation of returns of the year 2012 was highest at 0.... The Standard Deviation of the fund for five years is 0.... The geometric mean has been calculated as = geomean(cell range) and Standard Deviation can be calculated as = stdev(cell range). ...

The Standard Deviation is a measure of the dispersion from the mean, the higher the Standard Deviation then the higher is the dispersion from the mean, however the lower the Standard Deviation then the lower is the Standard Deviation.... In our case, the ATM usage Standard Deviation is 18.... The population Standard Deviation is a measure of dispersion from the mean for the entire population, In this case the ATM usage population Standard Deviation is 18....

Effect of Trampling on the Length of Cranesbill Leaves Table of Contents Interpretation 3 Evaluation 6 References 8 Interpretation We get the mean and Standard Deviation again for the main results, and come up with the table below.... The Standard Deviation of the lengths of the leaves may be significant in determining the validity of the sample data, as well as provide insights into the nature of the samples and the sampling area (Statistics Canada 2011; Wolfram Research 2012) ....

The Standard Deviation and mean volume were calculated. ... The error of slope propagated from the uncertainty of the KHP concentration and the Standard Deviation for the KHP readings ... The error can be estimated using both propagated error and Standard Deviation ... 5 Compare and estimate error determined using error propagation with the Standard Deviation for the electrical conductivity method of determining TDS.... tandard deviation+-s(g) ...

Table 1: Mean, median, mode, and Standard Deviation for ageCompany BMWCadillacLexusLincolnMercedesMean 45.... Cadillac also reports the lower Standard Deviation for the customers' ages to show that the ages are concentrated around the mean, 61 years.... Table 2: Mean, median, mode, and Standard Deviation for household incomeCompany BMWCadillacLexusLincolnMercedesMean 136634.... Standard Deviation for Cadillac is further the lowest (15436....

The Standard Deviation for location is 47 Whereas, the Standard Deviation for topics is 46%.... The Standard Deviation resulted to 50% for timing of an events.... The last part is the Standard Deviation of 38% for domestic reasons. ... The Standard Deviation for interested in the subject is 50%.... The Standard Deviation for networking opportunity is 44%.... The Standard Deviation for personal development 43%....

In most financial publications, there is the common use of alpha, beta, Standard Deviation, Treynor, and shape ration methods (Hartman and Sprenger 37).... Out of all these, Standard Deviation remains to be the best tool in understanding financial risks of a stock portfolio.... The key idea is that when measuring the Standard Deviation one is able to measure the volatility of the stock.... It is advisable to measure Standard Deviation of the stock portfolios returns rather than the range because the former gives a clear volatility measure....

Compared to absolute measures such as the Standard Deviation or the mean deviation, the advantage of the coefficient of variation is that it can be used to compare extents of variation across samples that use.... Compared to absolute measures such as the Standard Deviation or the mean deviation, the advantage of the coefficient of variation is that it can be used to compare extents of variation across samples that use different measuring units or samples that have substantially different means....

Techniques such as Standard Deviation, correlation and regression analysis are discussed to provide description of various methods that can be used in business context.... Some of the methods or tools of statistics that are used in finance include Standard Deviation to measure the volatility or risk of returns, variance analysis as well as the use of more sophisticated techniques such as multiple regression etc.... The first of this paper will discuss some important statistical concepts such as mean, variance, Standard Deviation, correlation, regression analysis etc which are mostly used by the businesses in their day to day operations....

The class derivation method of computing the Standard Deviation is similar to computing the variance.... The only difference is that in the Standard Deviation there is an extraction of the square root.... If the sample size is less thatn 30 and the population Standard Deviation is unknown the assumpption of normality cannot be taken for granted.... He was concerend with the discrapancy in the Standard Deviation and population Standard Deviation when Standard Deviation was used to estimate ppopulation Standard Deviation for sample sizes less than 30....

Unsystematic risk is firm-specific, diversifiable and can be measured by Standard Deviation.... Les employed Standard Deviation to measure asset risk. ... 7% and a Standard Deviation of 1.... 8% and a Standard Deviation of 2.... 8% and a Standard Deviation of 2.... 9% and a Standard Deviation of 1.... 0% and a Standard Deviation of 3.... 7% and a Standard Deviation of 2....

elative Standard Deviation ... elative Standard Deviation ... elative Standard Deviation ... elative Standard Deviation ... Standard Deviation of Cu in brass was 0.... 392, while the resultant relative Standard Deviation was 0.... In Pb, the values of Standard Deviation and relative Standard Deviation were 0.... The Standard Deviation is 0.... Values for the Standard Deviation and relative Standard Deviation are 1....

It was found that the mean of open price is $539 with a Standard Deviation of $2.... The mean for highest daily price for the BP stock is $544 with a Standard Deviation of $2.... The mean for lowest daily price for BP is $534 with a Standard Deviation of $2.... The mean for closing price for BP is $538 with a Standard Deviation of $2.... 0005 with a Standard Deviation of 0.... tandard deviation ...

n this test, we assume that the sample Standard Deviation approximates that of the population without any significant statistical difference.... 58sample Standard Deviation 7.... 3)Assuming that the population Standard Deviation is equal to the sample Standard Deviation, the confidence interval becomes: (46.... 60reject H0In this test, we assume that the sample Standard Deviation approximates that of the population without any significant statistical difference....

We apply the mean and median to describe the central tendency of data and the Standard Deviation to describe the variability of data (Table 1).... This essay "New Gillette Razor Pricing For Asian Market" focuses on the appropriate pricing for the new Gillette razor in the Asian market....

Standard Deviation and Variation Mean, median and mode give limited information about the data.... So, the measures of Standard Deviation (s) and Variation (v) were used to estimate how far each value of the dataset is from the mean of the dataset.... The high Standard Deviation and variance values of the car data indicates the wide spread of data from the mean.... The relatively smaller Standard Deviation and variance value of the house indicates that the data lies relatively close on either sides of the mean as compared to the car....

The research paper "The Islamic and Western Leadership Style" describes quantitative data analysis of leadership styles.... This paper outlines rulers, accountability, limitations of leaders, main differnce between leaderstyles, dependence in Allah.... ... ... ... In data analysis there is need to determine the group to which the data fall in to....

ariance and Standard Deviation based on the Markowitz Model ... tandard deviation ... tandard deviation = 5.... tandard deviation of the market = 9.... tandard deviation = 9.... tandard deviation of the property = 9.... tandard deviation of cash = 1.... tandard deviation of Cash Investment = = 1.... tandard deviation of Australian Stock = = 9....

tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ... tandard deviation ...

The paper "Perception of the Deans Leadership Style and which Leadership Style in Taibah University" answers such questions: What is the perception of faculty members on leadership behavior of the deans?... To what degree do these leadership behaviors and practices follow the Islamic leadership principles?...

014 with Standard Deviation 0.... 014 with a Standard Deviation 0.... The two stocks have a similar mean but different Standard Deviation.... The Standard Deviation of Disney is higher than that of General Electric meaning that it is Disney stock is risky when comparing the two.... 091 with a Standard Deviation of 0.... 083 with Standard Deviation 0.... When comparing all the four stocks with that General Motors is the most risk assets followed by IBM then Disney and lastly General Electric when using Standard Deviation....

Shares correspond to assert on the assets and earnings of a business and replicate part tenure of the business, Australian shares characteristics and features include; the risk (Standard Deviation) is less (10.... xpected (Average) Return & Risk (Standard Deviation) for the 5 Assets & 3 Portfolios:…… 3 ... ppendix 3: Calculations of risk (Standard Deviation) for each of asset classes & portfolios:.... Expected (Average) Return & Risk (Standard Deviation) For the 5 Assets & the 3 Portfolios: ...

mpirical analysis; portfolio Standard Deviation 7 ... We initially worked out the Standard Deviation for every venture alternatives in order to appraise the risk of investment as well as its volatility in the market.... Afterwards, we then worked out as well as made a comparison of the standard and the correlation with specific Standard Deviation of every venture alternatives and finally, we employed the moving average approach of financial technical to predict the tendency of the venture on the basis of past data. ...

Please calculate the monthly return and monthly Standard Deviation for each chosen stock.... he monthly Standard Deviation for stock 1, 2, and 3 which represents the stocks for Boeing Company, Bank of American Corporation and Chevron Corporation are 18.... he most risky stock is stock 3 (Chevron Corporation) whose Standard Deviation is 21.... onthly return and Standard Deviation for portfolio 1 ... Standard Deviation=square root of the variance (average of the portfolio) ...

The discovery of the concepts of Variance and Standard Deviation had enabled the financial managers to make more effective decisions in their fields (Steven, 2004).... he Standard Deviation is a measure of the dispersion of forecast returns when such returns approximate a normal probability distribution.... The Standard Deviation is derived so that a high Standard Deviation represents a large dispersion of return and is high risk and a low deviation is a small dispersion and represents a low level of risk....

The data set (Table 1) represents values of daytime and nighttime accidents as well as total number of vehicles on the street over twelve months period.... These values were used to construct three histograms to represent frequencies of accidents that took place during daytime,.... ... ... Figure 1 illustrates histogram of daytime accidents....

This research paper tackles the analysis of bonds as disclosed by three institutions, the Singapore Airlines, the Vanguard returns and also, the Treasury returns and find out their overall portfolio Standard Deviation for the purpose of evaluating their immediate performance capacities while also trying to figure out their riskiness levels....

ow, to calculate Standard Deviation, the upper limit and lower limit of each salary range are listed.... able 2: Calculating Standard Deviation Upper LimitLower LimitMidpoint of SalaryFrequencySumSum of Squares 8110090.... Standard Deviation is found out by calculating the square root of variance.... Standard Deviation is obtained as 32.... his implies that the distribution can be defined by the mean and Standard Deviation as (161....

According to data in Table1, the rate of returns from the year 1992 to 2006 is getting appreciated and the overall average expected rate of return is better than cash or bonds but inevitably results in greater risk or Standard Deviation.... b) The expected return and the risk Standard Deviation of five asset classes and three portfolios are as follows: ... xpected Return E® and Risk Standard Deviation ... ??Standard Deviation ...

2 Standard Deviation 15.... Standard Deviation 54.... 25 Standard Deviation 151.... 5 Standard Deviation 12.... 4 There was also increase in measures of variations as Standard Deviation of each of the measures indicates.... 2 Standard Deviation 15.... Standard Deviation 54.... 25 Standard Deviation 151.... 5 Standard Deviation 12.... 4 There was also increase in measures of variations as Standard Deviation of each of the measures indicates....

Find the range and the Standard Deviation of the times. ... tandard deviation: ... tandard deviation = Sqrt( Var[X]) ... In the paper 'Descriptive Statistics and Probability Distributions,' the author analyzes Creek Ratz, which is a very popular restaurant located along the coast of northern Florida....

? Is this fact consistent with the relationship between the Standard Deviation of revenue in these leagues from part A?... ? Is this fact consistent with the relationship between the Standard Deviation of revenue in these leagues from part A?... According to the result of the Standard Deviation of NHL is 20.... 9767077, the Standard Deviation of NBA is 45.... The Standard Deviation of NFL is higher at 60.... 456452 and the SD of the MLB is slightly lower than the MLB's Standard Deviation of 58....

Compute the mean, variance, and Standard Deviation of the number of cakes sold per day. ... A normal distribution has a mean of 50 and a Standard Deviation of 4. ... Assume the Standard Deviation is $450 and that the amounts refunded follow a normal probability distribution. ... A normal distribution has a mean of 50 and a Standard Deviation of 4.... A research report says that annual returns from a specific class of common equities are distributed according to a normal distribution with a mean of 12% and a Standard Deviation of 18%....