Question: Trying to work in excel A Question 19 (1 point) A certain brand of electric bulbs has an average life of 300 hours with a

Trying to work in excel

A Question 19 (1 point) A certain brand of electric bulbs has an average life of 300 hours with a standard deviation of 45. A random sample of 100 bulbs is tested. What is the probability that the sample mean will be less than 295? 0.3667 0.4558

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