A Local Politician Was Interested in Determining Whether Income Level

question 4

Multiple Choice

A local politician was interested in determining whether income level affects opinion regarding the government's bailout bill for easing the 2008 financial crisis on Wall Street.
He surveyed a sample of his constituents and got the following results. The calculated
Value of the Chi Square statistic is

• A) 7.433
• B) 29.13
• C) 40.70
• D) 5.999
• E) 2.347

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Definitions:

Pearson Correlation Value

A statistic that measures the linear correlation between two variables, indicating the strength and direction of their relationship.

Variance

A measure of the dispersion or spread of a set of values, calculated as the average of the squared deviations from the mean.

Research Hypothesis

A statement made for a study based on predictions of a possible outcome, which can be tested through research or experimentation.

Correlation Coefficient

An index that quantifies the magnitude and direction of a straight-line association between a pair of variables.