Five Hundred Randomly Selected Automobile Owners Were Questioned on the Main

question 3

Essay

Five hundred randomly selected automobile owners were questioned on the main reason they had purchased their current automobile.The results are given below.

a.State the null and alternative hypotheses for a contingency table test.
b.State the decision rule for the critical value approach.Let $\alpha$ = .01.
c.Calculate the $\chi$ ²test statistic.
d.Give your conclusion for this test.

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Definitions:

External Locus

The belief that one's fate or outcomes in life are determined by external forces or the environment.

Brain Regions

Distinct areas within the brain specialized for particular functions such as perception, movement, and cognitive processes.

Parietal Lobe

An area of the cerebral cortex that processes sensory data about the body's part locations, and also interprets visual data, language, and mathematical information.

Prefrontal Cortex

The part of the brain located at the front of the frontal lobe, crucial for decision making, social behavior, and personality expression.