In order to estimate the difference between the average hourly wages of employees of two branches of a department store, the following data have been gathered Downtown Store North Mall Store Sample size 25 20 Sample mean $9 $8 Sample standard deviation $2 $1 A point estimate for the difference between the two population means is A 95 interval estimate for the difference between the two population means is A point estimate for the difference between the two population means is

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Question: In order to estimate the difference between the average hourly wages of employees of two branches of a department store, the following data have been

In order to estimate the difference between the average hourly wages of employees of two branches of a department store, the following data have been gathered.

	Downtown Store	North Mall Store
Sample size	25	20
Sample mean	$9	$8
Sample standard deviation	$2	$1

A point estimate for the difference between the two population means is?

A 95% interval estimate for the difference between the two population means is?

A point estimate for the difference between the two population means is?

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