Use the Following to Answer Questions

question 19

True/False

Use the following to answer questions
A researcher is looking at the effects of competition versus cooperation on learning a foreign language. She theorizes that Ability level will interact with type of instruction to influence foreign language learning. The dependent variable is the number of points on a 100-point Spanish test. The means for the results are in the table below.

-There is a main effect of Instruction.

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Definitions:

Significance

In statistics, refers to how likely it is that a relationship observed in data would occur simply by chance.

Basal Metabolism

The rate at which the body uses energy while at rest to maintain vital functions such as breathing and keeping warm; the minimum amount of energy consumed in a resting state.

Nonparametric Methods

Statistical techniques that do not assume a specific distribution for the data, often used when data do not meet the assumptions of parametric tests.

Wilcoxon Rank Sum Procedure

A nonparametric test used to compare two independent samples to determine if they come from the same distribution.