The sales manager of a large apartment rental complex feels the demand for apartments may be related
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Question:
The sales manager of a large apartment rental complex feels the demand for apartments may be related to the number of newspaper ads placed during the previous month. She has collected the data shown in the accompanying table.
ADS PURCHASED APARTMENTS LEASED
(X) (Y)
15 6
9 4
40 16
20 6
25 13
25 9
16 10
35 16
a). Draw the Scatter diagram of the above data.
b). Estimate the below regression equation for apartment demand (Y) with the number of ads purchased as independent variable
Ӯ= b o + b 1 X + e
c). Estimate the coefficient of determination r 2
d). Compute the correlation coefficient.
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