The lifetime of a battery is normally distributed with a mean life of 40 hours and a standard deviation of 1.2 hours. Find the probability that
1) A randomly selected battery lasts between 43 and 45 hours
Please, show all your steps
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The lifetime of a battery is normally distributed with a mean life of 40 hours and a standard deviation of 1.2 hours. Find the probability that
1) A randomly selected battery lasts between 43 and 45 hours
Please, show all your steps