Examlex
A ________ is a worksheet that displays and summarizes totals from other worksheets.
Z-test
An analytical procedure in statistics that checks for differences between the means of two groups when the variances are established and there is a considerable number of samples.
Standard Error
A measure of the dispersion or variation of the sampling distribution of a statistic.
Level of Significance
The criterion used in statistical testing to decide whether to reject the null hypothesis, represented by a probability value (e.g., 0.05 or 5%).
Standard Error
A measure of the variability of a statistic from sample to sample, often used to quantify the accuracy of a sample mean.
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