Examlex
Identify the first phase in the process of developing a focus group interview.
T Distribution
A family of probability distributions that can be used to develop an interval estimate of a population mean whenever the population standard deviation s is unknown and is estimated by the sample standard deviation s.
Variance
A measure of the spread between numbers in a data set, indicating how much the numbers differ from the mean.
Independent Samples
Samples drawn from different populations without any pairing or matching between the samples.
Normal Distribution
A distribution of probability that reflects symmetry around the mean, illustrating that occurrences near the mean are more common than those further away from it.
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