A researcher selected data that were normally distributed and appropriately concluded that about 68.26% of scores occurred within one standard deviation of the mean.

Name: A researcher selected data that were normally distributed and appropriately concluded that about 68.26% of scores occurred within one standard deviation of the mean.
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This is the principle of the 68-95-99.7 rule for a normal distribution, which states that about 68.26% of scores fall within one standard deviation of the mean.

A Researcher Selected Data That Were Normally Distributed and Appropriately