Data from a small bookstore are shown in the table below, Ask an Expert

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Data from a small bookstore are shown in the table below. The correlation for the data is 0.967. complete parts A through D.

Data

no. of sales people working	sales (in thousands)
3	11
4	12
5	13
9	14
11	19
11	21
13	21
15	23
17	23
18	27

x? (mean for x ) = 10.6	mean for y = 18.4
SD (x) = 5.34	SD (y) = 5.52

A- If the no. of people working is 2 standard deviations above the mean, how many standard deviations above or below the mean you expect sales to be?

B- What value of sales does the correspond to?

C- If the no. of people working is 1 standard deviations below the mean, how many standard deviations above or below the mean you expect sales to be?

D- What value of sales does the correspond to?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91009306

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