The life of a Radio Shack record player is normally distributed with a mean of 3.2 years and a standard deviation of 0.7 years. Radio Shack guarantees its record players for 2 years. (a) Find the...


The life of a Radio Shack record player is normally<br>distributed with a mean of 3.2 years and a<br>standard deviation of 0.7 years. Radio Shack<br>guarantees its record players for 2 years.<br>(a) Find the probability that a record player will<br>last less than 2 years?<br>(b) Find the probability that a record player will<br>last more than 4 years?<br>%<br>

Extracted text: The life of a Radio Shack record player is normally distributed with a mean of 3.2 years and a standard deviation of 0.7 years. Radio Shack guarantees its record players for 2 years. (a) Find the probability that a record player will last less than 2 years? (b) Find the probability that a record player will last more than 4 years? %

Jun 10, 2022
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