In a sample of 50 business trips taken by employees in the HR department, a company finds that the average amount spent for the trips was $1450 with a standard deviation of $450. In a sample of 90 trips taken by the employees in the sales department is $1650 with a standard deviation of $550. When testing the hypothesis (at the 10% level of significance) that the variance of the amount spent on trips is significantly larger in one department than the other, if the p-value 0.063, what is your conclusion concerning the null hypothesis   select  a) reject null hypothesis  or  b) fail to reject null hypothesi

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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12) In a sample of 50 business trips taken by employees in the HR department, a company finds that the average amount spent for the trips was $1450 with a standard deviation of $450. In a sample of 90 trips taken by the employees in the sales department is $1650 with a standard deviation of $550. When testing the hypothesis (at the 10% level of significance) that the variance of the amount spent on trips is significantly larger in one department than the other, if the p-value 0.063, what is your conclusion concerning the null hypothesis

 
select 
a) reject null hypothesis 
or 
b) fail to reject null hypothesis 
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