Which of the Following Characteristics Must Hold If the Statistic

question 36

Multiple Choice

Which of the following characteristics must hold if the statistic is to be chi-square distributed with n - 1 degrees of freedom?

• A) The population must be normally distributed with variance equal to.
• B) The sample must be normally distributed with variance equal to.
• C) The sample must have a Student's t distribution with degrees of freedom equal to n - 1.

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Definitions:

Broad Average

A general or wide-ranging statistical measure that represents the typical value of a set of numbers or quantities.

IQ Score

An IQ score is a standardized measure of human intelligence and cognitive abilities, based on a series of tests that compare individual performance to age-group norms.

Binet-Simon Scale

Historically significant intelligence test developed by Alfred Binet and Théodore Simon, serving as a basis for modern IQ testing by measuring various cognitive abilities.

Mental Age

A measure of an individual's mental attainment based on the average age at which normal individuals achieve a particular score on a test of intelligence or cognitive ability.