Examlex
In a circle, chords and
intersect at point X . If m
= 98 ° , m
= 54 ° , and m
= 72 ° , which chord among
,
,
, and
would be longest?
Standard Deviation
Standard deviation is a measure that quantifies the amount of variation or dispersion of a set of data values from their mean.
Standard Normal Random Variable
A normally distributed random variable characterized by a mean of 0 and a standard deviation of 1.
P
A probability value that reflects the likelihood of obtaining test results at least as extreme as the results actually observed, during the assumption that the null hypothesis is correct.
z
A statistical measure that represents the number of standard deviations a data point is from the mean.
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