To Determine If a Relationship Exists Between Two Variables,the Hypotheses

question 12

True/False

To determine if a relationship exists between two variables,the hypotheses to be tested are H₀: r_s = 0 vs.H₁: r_s≠ 0.

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Definitions:

Degrees of Freedom

Refers to the number of independent values or quantities which can be assigned to a statistical distribution or to the number of independent choices left after fixing the parameters of a system.

T Distribution

A type of probability distribution that is symmetrical and bell-shaped, used in hypothesis testing for small sample sizes.

Normal Distribution

A bell-shaped distribution that is symmetric about the mean, where data near the mean are more frequent in occurrence.

Degrees of Freedom

The number of independent values or quantities that can vary in the analysis without breaking any constraints.