Exhibit 10-8
In order to determine whether or not there is a significant difference between the hourly wages of two companies, the following data have been accumulated.
-Refer to Exhibit 10-8. A point estimate for the difference between the two sample means is
A)20
B)0.50
C)0.25
D)1.00

Question

Exhibit 10-8
In order to determine whether or not there is a significant difference between the hourly wages of two companies, the following data have been accumulated. 
-Refer to Exhibit 10-8. A point estimate for the difference between the two sample means is
A)20 
B)0.50 
C)0.25 
D)1.00

Quizplus · Accepted Answer

To find the point estimate for the difference between the two sample means, we need to calculate the difference between the sample means:

mean (Company A) - mean (Company B) = 22.5 - 22 = 0.5

Therefore, the point estimate for the difference between the two sample means is 0.5, which is answer choice B.

Exhibit 10-8 in Order to Determine Whether or Not There Is a Is