Statistics for People who (Think They) Hate Statistics. Sixth Edition by Neil J. Salkind

Author:Neil J. Salkind
Language: eng
Format: epub
Published: 2017-11-06T14:31:59.309388+00:00

A major research study investigated how representative a treatment group's decrease in symptoms was when a certain drug was administered as compared with the response of the entire population. It turns out that the test of the research hypothesis resulted in a Z-test score of 1.67. What conclusion might the researchers put forth? Hint: Notice that the Type I error rate or significance level is not stated (as perhaps it should be). What do you make of all this?

Millman's golfing group is terrific for a group of amateurs. Are they ready to turn pro? Here's the data. (Hint: Remember that the lower the score (in golf), the better!)

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