Examlex
Which one of the following cells transmits impulses away from the central nervous system to the muscles and other organs?
Standard Error
For a sampling distribution (the distribution of scores for a sample), the standard deviation is called the standard error.
Positive Skew
A distribution pattern in data where the tail on the right side of the histogram is longer or fatter than the left side, indicating that the majority of data points lie to the left of the mode.
Chi-square
A statistical test used to determine if there is a significant association between two categorical variables.
Independent Samples
Two or more groups of observations that are collected from populations which do not overlap, important in statistical testing for comparing means.
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