A survey of 80 men found that an average amount spent on St. Patrick's day of $48 with a standard deviation of $20. A similar survey of 75 women found they spent an average of $42 with a standard deviation of $16. When testing the hypothesis (at the 5% level of significance) that men spend more than women on St. Patrick's day, what is the critical value? (please round your answer to 2 decimal places)
A survey of 80 men found that an average amount spent on St. Patrick's day of $48 with a standard deviation of $20. A similar survey of 75 women found they spent an average of $42 with a standard deviation of $16. When testing the hypothesis (at the 5% level of significance) that men spend more than women on St. Patrick's day, what is the critical value? (please round your answer to 2 decimal places)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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A survey of 80 men found that an average amount spent on St. Patrick's day of $48 with a standard deviation of $20. A similar survey of 75 women found they spent an average of $42 with a standard deviation of $16. When testing the hypothesis (at the 5% level of significance) that men spend more than women on St. Patrick's day, what is the critical value? (please round your answer to 2 decimal places)
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