The mean height of women in a country (ages 20-29) is 64.1 inches

Question

 The mean height of women in a country (ages 20-29) is 64.1 inches. A random sample of 55 women 
women in

this age group is selected. What is the probability that the mean height for the sample is greater than 65 inches? Assume σ=2.54

 
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