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The manager of a large supermarket chain would like to forecast annual sales for his stores based on selling space.

The Square Footage ($x$) and the Annual Sales ($y$) are as follows:

Store Square Footage (Thousands) Annual Sales ( Millions)
1 1.5 3.5
2 2.8 4.8
3 2.2 4.2
4 4.5 8.1
5 3.3 5.7
6 1.3 3.2
7 3.4 5.8
8 4.6 8.3
9 1.7 3.8
10 3.1 5.2



Find,

a.) the predicted annual sales for a store with $4{,}000$ square feet of selling space and

b.) the coefficient of correlation for this data

A

a.) $\$5{,}533{,}625$
b.) $ 0.982455695$

B

a.) $\$5{,}533{,}625$
b.) $0.965219194$

C

a.) $\$7{,}235{,}925$
b.) $0.982455695$

D

a.) $\$6{,}996{,}235$
b.) $0.982455695693$

E

a.) $\$6{,}996{,}235$
b.) $0.965219194$

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