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1)     let X be a continuous random variable that has a normal distribution with a mean...

1)     let X be a continuous random variable that has a normal distribution with a mean of 40 and a standard  deviation of 5. Find the probability that X assumes a value:

       a. between 32 and 35   b. between 41 and 50

       c. greater than 43     d. less than 49

Math   Statistics-And-Probability   
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