Examlex
The difference between the highest and the lowest value in a set of data is called the_____________ .
Rule of Five
A statistical rule stating that if a sample size is very small (n=5), the median can serve as an estimate of the population mean under certain conditions.
Observed Frequency
The observed frequency is the actual number of times an event occurs in a dataset or experiment.
Expected Frequency
Expected frequency is a term in statistics indicating the number of times an outcome is anticipated to occur within a set of observations, based on probability.
Sampling Distribution
The distribution of probabilities for a statistic that is based on a random sample.
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