Examlex
Which of the following terms is used by psychologists to refer to activities that people engage in for no reward except the pleasure of the activity?
Normally Distributed
Describes a bell-shaped frequency distribution that is symmetrical about the mean, indicating that data near the mean are more frequent in occurrence than data far from the mean.
Sample Size
The number of observations or data points collected in a study or used to represent a larger population.
Confidence Interval
A range of values that is likely to contain a population parameter, estimated from a sample data with a given level of confidence.
Sample Size
The number of observations or units chosen from a population to participate in a study.
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