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3 years ago

7

The life of a certain brand of battery is normally distributed, with mean 128 hours and standard deviation 16 hours. What is the

probability that a battery you buy lasts at most 100 hours? Standardize the variable.

1 answer:

Katyanochek1 [597]3 years ago

7 0

Answer:

x = 100 is equivalent to z = -1.75

Step-by-step explanation:

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