Suppose we are interested in comparing female versus male class attendance. The following data is provided: ROUND TO FOUR DECIMAL PLACES Gender Female Male Sample Size 10 11 Average Attendance Percentage 88.5 86.75 Sample Standard Deviation 12.53 13.07 a. What is the 99% confidence interval for the difference between the average attendance between female and male? b. What is the test statistic for the difference for female and male? c. What is the p-value?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
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Suppose we are interested in comparing female versus male class attendance. The following data is provided:
ROUND TO FOUR DECIMAL PLACES

Gender

Female

Male

Sample Size

10

11

Average Attendance Percentage

88.5

86.75

Sample Standard Deviation

12.53

13.07

a. What is the 99% confidence interval for the difference between the average attendance between female and male?
b. What is the test statistic for the difference for female and male?
c. What is the p-value?
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