Based on the Following Graphical Summary Display,what Research Design Was

question 46

Multiple Choice

Based on the following graphical summary display,what research design was used to record and analyze these data?

• A)correlational
• B)experimental
• C)quasi-experimental
• D)either B or C

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Definitions:

Chebyshev's Theorem

A statistical theorem which states that for any real number greater than one, a certain proportion of values in any data set will be close to the mean, based on the number of standard deviations specified.

Standard Deviations

A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values are from their mean.

Midrange

The arithmetic average of the maximum and minimum values in a data set.

Variance

A measure of the dispersion or spread of a set of data points, indicating how much they differ from the mean.