Question

A department store, on average, has a daily sales of $28,176.44. The standard deviation of sales is $1500. On Tuesday, the store sold

$34,083.30 worth of goods.

Find Tuesday's z score

Answer 1

You are t subtract both 28,176.44-$1500

Explanation:

right after that the answer you get for subtraction you go ahead and use it to subtract with 34,083.30