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Assume that the population of...

Assume that the population of heights of female college students is approximately normally distributed with mean µ of 66.24 inches and standard deviation s of 5.07 inches. A random sample of 72 heights is obtained. Show all work.

(A) Find P(x>65.75)

(B) Find the mean and standard error of the xbar distribution

(C) Find (xbar>65.75)

(D) Why is the formula required to solve (A) different than (C)?

Construct both an ungrouped and a grouped frequency distribution for the data given below:

233 219 224 220 226 231 232 226 221 220

230 232 224 220 223 229 222 226 229 232

(A) Find P(x>65.75)

(B) Find the mean and standard error of the xbar distribution

(C) Find (xbar>65.75)

(D) Why is the formula required to solve (A) different than (C)?

Construct both an ungrouped and a grouped frequency distribution for the data given below:

233 219 224 220 226 231 232 226 221 220

230 232 224 220 223 229 222 226 229 232

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