Educational Researchers Work to Avoid Making a Type II Error

question 53

True/False

Educational researchers work to avoid making a Type II error by decreasing the significance level they use in their studies.

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Definitions:

Normally Distributed

Describes a distribution that follows a bell-shaped curve, where the mean, median, and mode are equal; commonly used in probability and statistics.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, indicating how much the values deviate from the mean of the set.

Mean

The average of a set of numerical values, calculated by dividing the sum of the values by the number of values.

Normal Distribution

A bell-shaped frequency distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.