# Guess how much less the probability in Prob. 10 would be if the sign consisted of 100 bulbs. Then calculate. Data from Prob. 10 Let p = 2% be the probability that a certain type of light bulb will fail in a 24-hour test. Find the probability that a sign consisting of 15 such bulbs will burn 24 hours with

Chapter 24, PROBLEM SET 24.7 #11

Guess how much less the probability in Prob. 10 would be if the sign consisted of 100 bulbs. Then calculate.

**Data from Prob. 10**

Let p = 2% be the probability that a certain type of light bulb will fail in a 24-hour test. Find the probability that a sign consisting of 15 such bulbs will burn 24 hours with no bulb failures.

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