Your company has developed a probability of purchase model based upon the number of promotions to which a customer has been exposed. The dependent variable is the probability that a customer will make...

Your company has developed a probability of purchase model based upon

              the number of promotions to which a customer has been exposed.  The

             dependent variable is the probability that a customer will make a purchase within

             the following week (0-1). The independent variable is the number of promotions

            to which the customer has been exposed over the past month..  The model appears

            as follows:

Probability of Purchase = .2 + .075 (# of promotions exposed in past month)

1. Interpret the associated
   95% confidence interval if it is .4 - .6.
   


2. Interpret the associated
   95% prediction interval if it is: .35 - .65.