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),
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.
Company A | Company B | |
| Sample size | 80 | 60 |
| Sample mean | $16.75 | $16.25 |
| Population standard deviation | $1.00 | $.95 |
A point estimate for the difference between the two population means is?
The test statistic is?
What the p-value is?
At the 5% level of significance, the null hypothesis?
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Auditing Cases An Active Learning Approach
Authors: Mark S. Beasley, Frank A. Buckless, Steven M. Glover, Douglas F. Prawitt
2nd Edition
0130674842, 978-0130674845
