Ashley F.

asked • 03/23/22

Find P61 find the value and sample mean

A population of values has a normal distribution with μ=245.2μ=245.2 and σ=48.8σ=48.8. You intend to draw a random sample of size n=84n=84. Please answer the following questions, and show your answers to 1 decimal place.


Find P61, which is the value (X) separating the bottom 61% values from the top 39% values. 

P61 (for population) =  


Find P61, which is the sample mean (¯xx¯) separating the bottom 61% sample means from the top 39% sample means. 

P61 (for sample means) = 

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