Suppose that in the actual survey of 50 prospective customers, 4 customers subscribe to the 3-For-All offer. What does this tell you about the previous estimate of the proportion of customers who would subscribe to the 3-For-All service offer?

Mathematics by Geoffrey

Chapter 5 case- Managing Ash land MultiComm Services

1. If a sample of 50 prospective customers is selected and no free premium channels are included in the 3-For-All service offer, given past results, what is the probability that:

a. Fewer than 3 customers will subscribe to the 3-For-All service offer?

b. 0 customer or 1 customer will subscribe to the 3-For-All service offer?

c. More than 4 customers will subscribe to the 3-For-All service offer?

d. Suppose that in the actual survey of 50 prospective customers, 4 customers subscribe to the 3-For-All offer. What does this tell you about the previous estimate of the proportion of customers who would subscribe to the 3-For-All service offer?