Examlex
Which of the following is a type of experimental validity?
Confidence Interval
A band of numerical estimates, from sample data, seen as likely to include the value of an invisible population characteristic.
Sampling Distribution
The probability distribution of a given statistic based on many random samples from a specific population.
Normal Distribution
A bell-shaped curve that describes the spread of a characteristic throughout a population; it is symmetric and depicts that data near the mean are more frequent in occurrence.
Null Hypothesis
The hypothesis that there is no significant difference or effect, often denoted H0, in statistical hypothesis testing.
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