Suppose a Random Sample of N = 64 Measurements Is $$\sigma = 12 \text {. Find the probability that } \bar { x } \text { falls between } 65.75 \text { an } 68.75 \text {. }$$

Essay

Suppose a random sample of n = 64 measurements is selected from a population with mean μ = 65 and standard deviation $$\sigma = 12 \text {. Find the probability that } \bar { x } \text { falls between } 65.75 \text { an } 68.75 \text {. }$$