A Random Group of Students Was Selected from a Large

question 23

Multiple Choice

A random group of students was selected from a large student conference to analyze their class in school. Is there evidence to reject the hypothesis that the number of students is equally distributed between the four classes, at = 0.05?

• A) There is not evidence to reject the claim that students are equally distributed between the four classes because the test value 7.815 < 8.897
• B) There is evidence to reject the claim that the customers' preferences are distributed between the four classes because the test value 8.897 > 9.488
• C) There is not evidence to reject the claim that students are equally distributed between the four classes because the test value 9.488 < 8.897
• D) There is evidence to reject the claim that students are equally distributed between the four classes because the test value 8.897 > 7.815

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Definitions:

Nerve Impulses

Electrical signals that travel along neurons, conveying information throughout the nervous system.

Depressants

Substances that reduce the activity of the central nervous system, often used to induce calmness or sleep.

Stimulants

Substances that increase alertness, attention, and energy by elevating the heart rate, blood pressure, and respiration.

Double-Blind Procedure

An experimental procedure in which neither the participants nor the experimenters know who is receiving a particular treatment, used to prevent bias in research results.