(4 pts)The playing life of a sunshine radio is normally distributed with a mean of 500...

(4 pts)The playing life of a sunshine radio is normally distributed with a mean of 500 hours and a standard deviation of 60 hours.

What percent of the radios will last from 500 to 620 hours?

What percent of radios will last less than 500 hours?

What percent of radios will play between 560 and 620 hours?

Expert Solution

orchestra answered 1 year ago

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