Question: Given that x is a normal variable with mean = 109 and standard deviation = 11, find the following probabilities. (Round your answers to four

Given that x is a normal variable with mean = 109 and standard deviation = 11, find the following probabilities. (Round your answers to four decimal places.) Use SAL

a. P(x 120)

b. P(x 80)

c. P(108 x 117)

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