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Statistics

1 pages
(250 words)

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...Statistics in Sports I would like to discuss the use of statistics in sports because this is the application of statistics that most kids my age are interested and understand and which I personally believe to be accurate because I understand the mechanics. We can pick the sport of basketball where a mere glance at the statistics will already give us an idea of how good the player is. In addition, the statistics used is very easy to understand that even an elementary student can understand. This kind of statistic used basketball is called descriptive statistics. It is like a summary of the quantitative analysis of a data in simpler and manageable form.
In this case, we will get... Teacher Use of...

Statistics

1 pages
(250 words)

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...Statistics from a telephone survey by the US National Fire Protection Association, NFPA show that Americans have indeed appreciated the importance of that this device plays in ensuring their safety as 24 out of 25 of the surveyed homes have at least one fire alarm (Ahrens, 2014). This representing about 96% of all homes is a remarkable improvement from 1977 when only 22% of the homes had fire alarms. In fact, in all the home fires... Fire Alarms Save Human Lives A fire alarm, also referred to as smoke alarm, is a device that detects and alerts people through audio or visual means should there be fire or smoke. With fires affecting many US homes every year, these devices are critical in every residence....

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Statistics

1 pages
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...Statistics Presented by: On 26th may, Solution to Question One n=100 mean=30 sd=8 CI=95% Zα/2=1.96
I. Between 28.4 and 31.6
standard error= 8/10=0.8 ᵶ1=(28.4-30)/0.8= -2 Therefore area = -0.4772
ᵶ2= (31.6-30)/0.8= 2 Therefore area = 0.4772
P( 28.4≤µ≤31.6)= P( 31.6) – P( 28.4)
= 0.4772- ( -0.4772)= 0.9544
0.9544*100=95.44%, thus it is 95% sure that the population mean lies between 28.4 and 31.6
II. Between 27.0 and 33.0
ᵶ1=(27.0-30)/0.8= -3.75 therefore area = -0.4999 ᵶ2 = (33.0-30)/0.8 = 0.375 therefore area = 0.4999
P(27.0 and 33.0)= 0.4999-(-0.4999)=0.9998
0.9998*100%= 99.98%, thus it is 99.98% confident that the population mean lies between... Mathematics Topic:...

Statistics

6 pages
(1500 words)

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...STATISTICS Statistics of the of the Job Satisfaction Introduction Job satisfaction is considered to ones thoughts or mental state about the nature of their work. Job satisfaction can be influenced by a variety of factors, e.g., the quality of ones relationship with their supervisor, the quality of the physical environment in which they work, degree of fulfillment in their work, etc.
There is no strong recognition amongst researchers, consultants, etc., that increased job satisfaction creates improve job performance -- in fact, and improved job satisfaction can sometimes decrease job performance. For instance, you could let sometime sit around all day and do nothing. That may make them... Running Head:...

Statistics

19 pages
(4750 words)

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...STATISTICS Statistics of the of the Statistics Assignment Q1a. Probability Tree Showing Possible Outcome
Let suppose in total 10 CDs, 3 are classical i.e. C1, C2, and C3,
2 are jazz i.e. J1 and J2 and
Rest of 5 are pop i.e. P1, P2, P3, P4 and P5
b. P (Anna choosing 2 pop CDs)
Solve it by using combination formula nCr =
Computation
P (2 pop CDs) =
=
=
= 0.222
So, Probability that Anna choosing 2 pop CDs would be 0.222 or 22%.
c. P (2 different types of CD being chosen)
P (2 different types of CDs) =
=
=
=
=
= 0.688
So, probability of 2 different types of CD being chosen would be 68.8%.
d. Probability in real world context
Probability as a general concept can be defined... Running Head:...

Statistics

1 pages
(250 words)

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...statistics Statistics are scientific equations that are used in analyzing what happens in normal daily life. Data tells us about what might happen in future as well as what happened in the past. Recently, statistics has enabled me to understand the stock exchange in the stock market (Freedman et al., 2008). I used to hear a lot of news talking of stock market but I was not in a position to internalize what mathematical equations were behind the determination of future stock exchange. Through statistical knowledge that I have acquired, I am now in a position to analyze the stock using statistical computer model and even forecast what might happen in our economy.
Statistics has greatly... Essay,...

Statistics

1 pages
(250 words)

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...Statistics On comparing the statistics results given regarding the three statistical results; Mean = 34.69 corresponding to a SD of 7.944, Mean = 33.89 corresponding to a SD of 10.380 and a Mean of 38.84 with a SD of 12.791 it can be construed that there is a substantial difference between the values statistically. The most important factor to consider when making this decision is the sample size of the students considered to obtain the various statistical values above. For instance, the mean that is considered in the statistical values is an average of samples and assumes that all the...

Statistics

1 pages
(250 words)

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...Statistics on High School Dropout Education forms a critical component of every child’s life. It is for this reason that the UN Convention on the Rights of the Child bestows upon every child the right to education that would develop their talents, personality and physical and mental abilities to the fullest as documented by the American Psychological Association, APA (2012). This means that students who drop out of school do not achieve their full potential. Thus, statistics on high school dropout is crucial to me as it enables me understand the importance of graduating.
The number of high school dropouts has decreased over years. As documented by the...

Statistics

1 pages
(250 words)

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...Statistics During the café discussion week one, the was introduced to the statistical skills that were supposed to be learnt. Among them, students taking the course were expected to calculate and interpret descriptive and inferential statistics, and apply statistical concepts to research problems and to everyday situations. In deed, my grasp of the content taught fascinated me.
Overall, the course was very interesting. I found it motivating using the statistics disc to analyze data. My favorites were the MSL assignments, hypothesis testing, descriptive statistics, and the normal distribution because I conveniently grasped the concepts. However, application of my learnt skills... My Experience in...

Statistics

2 pages
(500 words)

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...Statistics Affiliation Answers to study questions in Exercise 11 The demographic variable that were measured at the interval level of measurements were age, annual income, length of labor, return to workers, and number of workers per week (Troy & Dalgas-Pelish, 2003).
2. Descriptive statistics were used in the description of length of labor in this study. Descriptive statistics were not appropriate because it considered only the features of the group being studied (Agresti, 2007).
3. Other statistic that could have been used in describing the length of labor is categorical statistics distribution...

Statistics

1 pages
(250 words)

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...Statistics Education: A Note on Confidence Interval Estimation and Margin of Error.” Volume 18, Number 1 (2010).
Nahid, Reisi, Leila, Khalilian. “Comparison of Intelligence Quotient in Children surviving leukemia who Received Different Prophylactic Central Nervous System Treatments”. (2012). Web, 28 November 2012.
Pearson, Elizabeth Jennie, Bloom, Joel David. “A Probability-Theory Based Test of the Reliability of Election Polls”. N.d. Web. 28 November 2012. < http://www.pollster.com/blogs/Bloom-Pearson-AAPOR05final.pdf>... Confidence Intervals and Hypothesis Tests on the Mean: Confidence Interval for Population Mean; Standard Deviation Known:
The confidence interval for population mean is a representati...

Statistics

1 pages
(250 words)

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...Statistics is a useful tool in process evaluation more especially in instances where data samples are necessary in analysis. In this report, data samples for plastic knob sizes are gathered for analysis. The acceptable range for knob sizes is given as,
0.137" ≤ acceptable ≤ 0.143"
Materials and Methods
Although raw data is presented in the study, the data was grouped using 0.002 range and their respective frequencies identified. The resulting grouped data was then subjected to statistical analysis. Manual calculations (using excel) based on formulas was done while excel analysis tool was also used to generate descriptive statistics for the raw data. The result was then compared against... Introduction...

Statistics

8 pages
(2000 words)

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...statistics
SELLER
Mean
N
Jim
408.50
103
Jenny
372.77
105
Total
390.47
208
Table 1b. Descriptive statistics
Seller
Lower Bound
Upper Bound
Jim
386.7
430.2
Jenny
361.6
383.9
From table 1 above it is evident that, Jim sold 103 homes while Jenny sold 105 homes. The prices of the homes the two sold was varying with Jim selling homes at a mean price of $408,500 with a standard deviation of 111 and lying between $386,700 and $430,200. Jenny sold homes at an average price of $372, 770 with a standard deviation of 57 lying between $361,600 and $383,900.
Table 2: Material used in the construction
Frequency
Percent
Cumulative Percent
Valid
Fibro... Executive Summary It has been argued that females are the...

Statistics

2 pages
(500 words)

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...statistical power in the analysis. Compromises were realized in the identification of the patients to be recruited for certain cost in order to achieve specified sample size.
The flawed findings resulted... information. It ought to be timeliness, comprehensiveness and audience focused. Lack of accuracy on the internet information is depicted by lack of date of the underlying document, vagueness, very old date information that swiftly changes and single sided perception of ideas.
Reasonableness mainly entails analyzing the information in regard to fairness, objectivity, moderateness, and consistency of the information in the underlying source. Lack of reasonableness is depicted by...

Statistics

2 pages
(500 words)

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...Statistical Analysis Descriptive Statistics Group Statistics Movie Type N Mean Std. Deviation Std. Error Mean Empathy score Group M & D
1.00
15
79.5333
8.76573
2.26330
2.00
15
61.8667
11.04450
2.85168
Independent Samples Test
Levenes Test for Equality of Variances
t-test for Equality of Means
F
Sig.
t
Empathy score Group M & D
Equal variances assumed
1.513
.229
4.853
Equal variances not assumed
4.853
Independent Samples Test
t-test for Equality of Means
df
Sig. (2-tailed)
Mean Difference
Empathy score Group M & D
Equal variances assumed
28
.000
17.66667
Equal variances not assumed
26.627
.000
17.66667
Independent Samples Test
t-test for Equality of Means
95% Confidence Interval... Results from the...

2 pages
(500 words)

Nobody downloaded yet

...Statistical Analysis Descriptive Statistics Group Statistics Movie Type N Mean Std. Deviation Std. Error Mean Empathy score Group M & D
1.00
15
79.5333
8.76573
2.26330
2.00
15
61.8667
11.04450
2.85168
Independent Samples Test
Levenes Test for Equality of Variances
t-test for Equality of Means
F
Sig.
t
Empathy score Group M & D
Equal variances assumed
1.513
.229
4.853
Equal variances not assumed
4.853
Independent Samples Test
t-test for Equality of Means
df
Sig. (2-tailed)
Mean Difference
Empathy score Group M & D
Equal variances assumed
28
.000
17.66667
Equal variances not assumed
26.627
.000
17.66667
Independent Samples Test
t-test for Equality of Means
95% Confidence Interval... Results from the...

Statistics

3 pages
(750 words)

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...Statistics Problems #8-14 (a) The linearity assumption says that there is no pattern in the residuals as we move from left to right. However, there is a bend, starting high on the left, dropping down in the middle of the plot, and rising again on the right. Therefore, assumption that the errors have constant variance (i.e., they are homoscedastic) is violated.
(b) There is a Funnel-In-Pattern (decreasing residual variance) as we move from left to right. Therefore, assumption that the errors have constant variance is violated.
(c) There is no pattern in the residuals as we move from left to right. A random pattern like this is consistent with the hypothesis of...

Statistics

3 pages
(750 words)

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...Statistics Most Important Concept Learnt over the Difference in suitability of the mean, the mode, and the median for different types of data is the most interesting concept that I have learnt over the course. I have leant that the concepts should not just be used simultaneously but that a researcher must understand reliability of each of the statistics before application. The mode, for example, is suitable for describing data on a nominal scale while for ordinal data; either the mode or the median should be used. The mean is however more suitable for variables on a ratio or interval scale (Hanna and Dempster n.p.). For ratio or interval scale data, the median... Program Supervisor 28 November 28,...

Statistics

3 pages
(750 words)

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...statistical measures, should be included within the appropriate section of the report (these MUST be CLEARLY labelled and include technical comments and explanations where appropriate).
ALL content is formatted to a professional... INTO MANCHESTER International Foundation Year (Humanities) Intake Humanities 15 IT Comprehension Task 2 Document Start 13 April 2015
Hand in to TURNITIN:
8 May 2015
Name:
IM Number:
Group:
Please submit an INVESTIGATION REPORT:
Use THIS document to submit your report by completing the appropriate sections.
Maximum of 600 words for Part A and 300 words for Part B (Excluding charts, graphs, tables and calculations)
Graphs, charts, tables and stati...

Statistics

2 pages
(500 words)

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...STATISTICS FOR MANAGERS CHAPTER 6 (SUMMARY) The present chapter discusses probability statistical distributions and computation by applying these techniques, with special focus on continuous probability distributions including Normal Distribution, Uniform Distribution and Exponential Distribution. The chapter defines different terms including continuous and discrete variables. A variable that touches every value while changing its position is called a continuous variable. The examples include temperature, height, weight and time etc. On the contrary, discrete variable does not touch every value while changing its position. Discrete variables include price of commodities etc... THE NORMAL DISTRIBUTION...

Statistics

4 pages
(1000 words)

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...Statistical analysis of well being index and life and work quality of different regions of USA has been performed. This has been done to ascertain where Maryland stands among all... Introduction Well being index and quality of work and life are very important indicators, which determine potential capital and human resource inflowin any region. It is natural to assume that regions with high well being index and better life and work quality will be attractive destination of qualified, gifted and resourceful individuals and by a natural corollary more capital and new investments will follow. This further enhances the well being index and life and work quality in that region, thus creating a virtuous cycle....

Statistics

4 pages
(1000 words)

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...statistical analyses. Descriptive statistics were calculated for the employment background and the job satisfaction variables. Now we apply the hypothesis on overall job satisfaction level and ANOVA for intrinsic and extrinsic satisfactions.
Hypothesis
Test a hypothesis to see whether the average overall job satisfaction (in the population of all workers in the USA) is equal to 4.5 with = .05.
Test the Hypothesis (Average Overall Job Satisfaction)
Null hypothesis & Alternative hypothesis
Ho: = 4.5
Ha: ≠ 4.5
Significance level: = 0.05
Test Statistic
As n is large enough that is 288, therefore using Z-statistic that is:
Z... Job Satisfaction Introduction Job satisfaction is considered to ones...

Statistics

4 pages
(1000 words)

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...Statistics Inserts His /Her Inserts Grade Inserts 24 July Some people are skeptical of statistical data. My research focuses on the use of lies to generate persuasive statistical findings and conclusions to achieve selfish goals or objectives. My research centers on the influence of bias in the lie-tainted statistical process. My research centers on the statistical findings that offer the average outcomes taken from the population’s sampling picks. I believe bias removal and the implementation of proper statistical procedures will remove the lies in the statistical procedures.
I feel statistical information presents the facts as they are. The characteristics of the samples... How to lie in...

Statistics

2 pages
(500 words)

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...Statistics Report II This study analyzed the number of phone calls made home by a small sample (n=40) of undergraduate students. In this study, the number of phone calls made home was the dependent variable, and both the year of the student (freshmen, sophomore, junior, or senior) and the gender of the student were independent variables. Because this study has two independent variables and one dependent variable, a factorial ANOVA design is most appropriate. The gender factor has two levels: male and female, and the year factor has four levels (freshmen, sophomore, junior, or senior), meaning we have a 4x2 ANOVA design. Because we have a 4x2 ANOVA design, one interaction effect is possible... Due...

Statistics

2 pages
(500 words)

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...statistics is presented in table 1, below:
Table 1: Statistics of 52 banks on revenue, profits and number of employees
Revenue
Profits
Employee
Mean
$6,615
$828
22,087
Median
$ 3,583
$425
12,600
Range
$33,650
$3,633
89,816
Variance
$58,033,924
$792,100
459,630,721
Standard Deviation
$7,618
$890
21,439
Based on the analysis, it can be said that the average revenue, profits and number of employees for the 52 banks under this study are $6,615,000, $828,000 and 22,087 respectively. Bank Ten is above average in terms of all three parameters. The revenue of Bank Ten was $19,875,000... The performance of 52 banks on their revenue, profits and number of employees was evaluated by analyzing the data. The...

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