Examlex
Read the following dialogue and choose the statement it best represents.
"I guess you weren't able to make it. Did something come up? I never heard from you."
"Yeah, I meant to be there, but my brother came by unexpectedly and sabotaged my day."
Empirical Rule
A statistical rule stating that for a normal distribution, nearly all data will fall within three standard deviations of the mean.
Bell-Shaped
Describes the graphical form of a distribution that is symmetric around its mean, visually represented as a bell-shaped curve, typically associated with the normal distribution.
Sample Standard Deviation
A measure of the dispersion or variability of a sample dataset, indicating how much the individual data points differ from the sample mean.
Range
The difference between the highest and lowest values in a dataset, providing a measure of spread.
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