Suppose you have just received a shipment of

15

modems. Although you don't know this,

3

of the modems are defective. To determine whether you will accept the shipment, you randomly select

4

modems and test them. If all

4

modems work, you accept the shipment. Otherwise, the shipment is rejected. What is the probability of accepting the shipment?

Question content area bottom

Part 1

The probability of accepting the shipment is

enter your response here.

(Round to four decimal places as needed.)