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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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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