In order to determine whether or not there is a significant difference between the mean hourly wages paid by two companies (of the same industry), the following data have been accumulated. The p-value is
A) .0010.
B) .0021.
C) .0042.
D) .9990.

Question

In order to determine whether or not there is a significant difference between the mean hourly wages paid by two companies (of the same industry), the following data have been accumulated.  ​ The p-value is
A) .0010. 
B) .0021. 
C) .0042. 
D) .9990.

Quizplus · Accepted Answer

The p-value is 0.0021, which is less than the significance level of 0.05, meaning that we can reject the null hypothesis and conclude that there is a significant difference between the mean hourly wages paid by the two companies.

In Order to Determine Whether or Not There Is a Significant