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1 vote
Round the answer to the nearest tenth. A small business has an average income of $3,000.00 per month with a standard deviation of $250.00. If the income in a given month is $3,300.00, what z-score corresponds to this value?

User Vikingben
by
7.2k points

2 Answers

2 votes

Answer:

1.2

Explanation:


User Aliquis
by
6.2k points
4 votes

z=(X-\mu)/(\sigma)

z=(3300-3000)/(250)=1.2
The required z-score is 1.2
User Yang Yushi
by
6.9k points
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