Miller Et Al

question 13

Multiple Choice

Miller et al.(2007) studied the amount of tips that exotic dancers received based on where the dancers were in their fertility cycles.They made separate comparisons for dancers whose hormones were artificially regulated with birth control pills.What type of procedure did this require?

• A)matching
• B)median split
• C)patching
• D)random assignment

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Definitions:

Standard Normal Random Variable

A random variable that has a normal distribution with a mean of 0 and a standard deviation of 1.

P

Sometimes used as shorthand for "P-value," which assesses the strength of evidence against a null hypothesis in statistical testing.

z

A statistical measure representing the number of standard deviations a data point is from the mean of a distribution.

Exponential Probability Distribution

A statistical distribution used to model the time between events in a Poisson process, characterized by a constant rate of occurrence.