Which of the Following Is One of the Assumptions for Hypothesis

question 45

Multiple Choice

Which of the following is one of the assumptions for hypothesis testing of the Pearson correlation coefficient?

• A)The X-Y pairs are ordinal scores.
• B)There is random sampling of X-Y pairs.
• C)The dependent variable comes from a population that has a normal distribution.
• D)The independent variable comes from a population that has a normal distribution.

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Definitions:

Gasoline Mileage

A measure of how many miles a vehicle can travel on a gallon of gasoline.

Mean Mileage

The average distance a vehicle can travel per unit of fuel.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values differ from the mean.

Confidence Interval

A selection of values from statistical analyses of samples, likely to cover the value of an undiscovered population parameter.