The duration t (in minutes) of customer service calls received by a certain company is given by the probability density

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The duration t (in minutes) of customer service calls received by a certain company is given by the probability density

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The Duration T In Minutes Of Customer Service Calls Received By A Certain Company Is Given By The Probability Density 1
The Duration T In Minutes Of Customer Service Calls Received By A Certain Company Is Given By The Probability Density 1 (47.02 KiB) Viewed 27 times
The duration t (in minutes) of customer service calls received by a certain company is given by the probability density function shown below. = 0.4e-0.40 f(t) t 20 (a) Find the probability that a call selected at random lasts 5 minutes or more. (Round your answer to three decimal places.) (b) Find the probability that a call selected at random lasts 13 minutes or more. (Round your answer to four decimal places.)
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