The ________ Test Is a Nonparametric Test for Examining Differences

question 152

Multiple Choice

The ________ test is a nonparametric test for examining differences in the location of two populations,based on paired observations,that compares only the signs of the differences between pairs of variables without taking into account the magnitude of the differences.

• A)Mann-Whitney U test
• B)sign test
• C)binomial test
• D)runs test

---

Definitions:

Z Value

A measure in statistics that represents the number of standard deviations a data point is from the mean.

Confidence Interval

A range of values used in statistics that estimates where a true parameter value for a given population lies with a certain level of confidence.

Sample Standard Deviation

A measure of the dispersion or variation in a set of sample data, representing how much individual data points differ from the sample mean.

Sample Mean

The average of all numerical values in a sample set, calculated by summing all values and dividing by the number of values.