Jamal Is Performing Statistical Analyses to Determine Whether the Effects

question 1

Multiple Choice

Jamal is performing statistical analyses to determine whether the effects of the treatment in his experiment might actually have reflected chance; Kendra is performing an analysis to combine the results of a number of experiments to yield an overall conclusion. Jamal is performing a ________; Kendra, a _________.

• A)meta-analysis; meta-analysis also
• B)significance test; significant test as well
• C)significance test; replication
• D)significance test; meta-analysis

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Definitions:

Self-Selected Sample

A sample in which the members volunteer themselves, which may lead to bias in the sample population.

Nonsampling Errors

Errors in data collection and analysis not related to the act of sampling, including measurement and processing errors.

Population Groups

Distinct segments of individuals within a large community, categorized by certain shared characteristics.

Statistical Inferences

The process of drawing conclusions about a population's characteristics based on a subset of data taken from that population.