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Simple linear regression

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A candy bar manufacturer is interested in trying to estimate how sales are influenced by the price of their product. To do this the company randomly chooses 6 small cities and offers the candy bar at different prices. Using candy bar sales as the dependent variable, the company will conduct a simple linear regression on the data below:

(see table in attached file)

Referring to the table if the price of the candy bar is set at $2, the predicted sales will be

a. 30
b. 65
c. 90
d. 100

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Solution calculate predicted sales if the price of the candy bar is set at $2.

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