Examlex
The standard error of the sampling distribution of the sample proportion ,when the sample size n = 100 and the population proportion p = 0.30,is 0.0021.
T-distribution
A probability distribution that arises when estimating the mean of a normally distributed population in situations where the sample size is small and the population variance is unknown.
Sampling Distribution
The probability distribution of a given statistic based on a random sample.
Independent Sample Variances
A measure of the variability in each of two or more independent samples, used in hypothesis testing to assess the assumption of equal variances.
Normal Populations
Populations that are distributed in a way that forms a symmetrical, bell-shaped curve when graphed, with most members being close to the average.
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