# A researcher obtained a sample of 123 American women who said they wanted to lose weight. She weighed each of them and found M = 178 pounds. The mean weight for women in the United States is 164 pounds and the population standard deviation is known. The researcher used a single-sample z test and found z (N = 123) =

Chapter 6, Exercises #93

A researcher obtained a sample of 123 American women who said they wanted to lose weight. She weighed each of them and found M = 178 pounds. The mean weight for women in the United States is 164 pounds and the population standard deviation is known. The researcher used a single-sample z test and found z (N = 123) = 3.68, p < .05. Interpret her results to see if women who want to lose weight differ from the general population in terms of weight.

## This problem has been solved!

Do you need an answer to a question different from the above? Ask your question!

**Related Book For**