MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Estimation
A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.
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The first picture is the question and the second is the ones that I need help with . thanks
Members of fraternities and sororities are required to volunteer for community service. Do fraternity brothers work an equal number of volunteer hours on average compared to sorority sisters? The data below show the number of volunteer hours worked for ten randomly selected fraternity brothers and ten randomly selected sorority sisters. Brothers: 13 10 13 12 9. 10 3 9 9 8 Sisters: 14 9 9 16 8 9 16 18 11 18 10 Assume both follow a Normal distribution. What can be concluded at the a = 0.01 level of significance level of significance?
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Transcribed Image Text:Members of fraternities and sororities are required to volunteer for community service. Do fraternity brothers work an equal number of volunteer hours on average compared to sorority sisters? The data below show the number of volunteer hours worked for ten randomly selected fraternity brothers and ten randomly selected sorority sisters. Brothers: 13 10 13 12 9. 10 3 9 9 8 Sisters: 14 9 9 16 8 9 16 18 11 18 10 Assume both follow a Normal distribution. What can be concluded at the a = 0.01 level of significance level of significance?
b. The test statistic (t (please show your answer to 3 decimal places.) с. The p-value 3D (Please show your answer to 4 decimal places.)
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Transcribed Image Text:b. The test statistic (t (please show your answer to 3 decimal places.) с. The p-value 3D (Please show your answer to 4 decimal places.)
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