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1.A normally distributed population has mean1,214andstandard deviation 122. A. Find the probability that a single randomly selected elementXof the population is between1,100and1,300. B. Find the

1.A normally distributed population has mean1,214andstandard deviation 122.

A. Find the probability that a single randomly selected elementXof the population is between1,100and1,300.

B. Find the mean andstandard deviationoffor samples of size25.

C. Find the probability that the mean of asample of size25drawn from this population is between1,100and1,300.

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