Assume That the Average Talk Time on an Apple IPhone

question 106

Multiple Choice

Assume that the average talk time on an Apple iPhone is 20 hours and that this time follows the exponential probability distribution. What is the probability that a randomly selected iPhone will experience more than 23 hours of talk time?

• A)0.1969
• B)0.5916
• C)0.4258
• D)0.3166

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