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A population of values has a normal distribution with = 18.4 and = 41.4. a. Find the probability that a single randomly selected value

A population of values has a normal distribution with = 18.4 and = 41.4. a. Find the probability that a single randomly selected value is less than 19. Round your answer to four decimal places. P(X < 19)= b. Find the probability that a randomly selected sample of size n = 197 has a mean less than 19. Round your answer to four decimal places. P(M

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