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If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or
negative.
-28°23' and 95°22'
Standard Deviations
A measure of the amount of variation or dispersion of a set of values.
Normal Curve
A symmetrical, bell-shaped curve that represents the distribution of many types of data where most values cluster around the mean.
Inferential Statistics
The branch of statistics that allows one to make predictions or inferences about a population based on a sample of data taken from that population.
Normal Distribution
A statistical distribution where data is symmetrically distributed around the mean, forming a bell-shaped curve.
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