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londonblanco
Group Title
Consider a normal population with µ = 25 and σ = 8.0.
(A) Calculate the standard score for a value x of 22.
(B) Calculate the standard score for a randomly selected sample of 45 with = 22.
(C) Explain why the standard scores of 22 are different between A and B above
I figure solution to A. is 25  22 / 7 = 0.428 but I dont have any idea how to work out the rest, help?
 one year ago
 one year ago
londonblanco Group Title
Consider a normal population with µ = 25 and σ = 8.0. (A) Calculate the standard score for a value x of 22. (B) Calculate the standard score for a randomly selected sample of 45 with = 22. (C) Explain why the standard scores of 22 are different between A and B above I figure solution to A. is 25  22 / 7 = 0.428 but I dont have any idea how to work out the rest, help?
 one year ago
 one year ago

This Question is Open

kropot72 Group TitleBest ResponseYou've already chosen the best response.0
(A) \[z=\frac{X\mu}{\sigma}=\frac{2225}{8}=you\ can\ calculate\]
 one year ago
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