In _________ Studies, the Assignment of Participants to Groups Cannot

question 19

Multiple Choice

In _________ studies, the assignment of participants to groups cannot be made randomly.

• A)correlational studies
• B)quasi-experimental studies
• C)experimental studies
• D)clinical studies

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Definitions:

Null Hypothesis

A hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.

Sample Data

A subset of data collected from a larger population, used to analyze and make inferences about that population.

Analysis Of Variance

A statistical method used to compare and analyze the differences among group means in a sample.

ANOVA

A statistical method used to compare the means of three or more samples to determine if at least one of the sample means is significantly different from the others.