Let X be a normal random variable with a mean of 5 and a standard deviation...

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Let X be a normal random variable with a mean of 5 and a standard deviation of 10. Find P(-20 < x < 15). 0.3413 O 0.4938 O 0.3085 0.8351 Let X be a normal random variable with a mean of 5 and a standard deviation of 10. Find P(-20 < x < 15). 0.3413 O 0.4938 O 0.3085 0.8351