__________ Is an Experiment in Which Neither the Participants nor the Individuals

question 121

Multiple Choice

__________ is an experiment in which neither the participants nor the individuals running the experiment know if participants are in the experimental or the control group until after the results are tallied.

• A) The double-blind study
• B) Field research
• C) The single-blind study
• D) Correlational research

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Definitions:

Alpha

A threshold value used in statistics to determine the significance level below which a null hypothesis is rejected in a hypothesis test.

Non-directional Hypothesis

A hypothesis that specifies there is a difference or relationship, but not the direction of the difference or relationship between variables.

T-statistic

A type of statistic calculated from sample data, used in hypothesis testing to determine whether to reject the null hypothesis, particularly in t-tests.

Null Hypothesis

A hypothesis that suggests there is no statistical significance between the two observed phenomena.