Which of the Following Statements Is Not True

question 7

Multiple Choice

Which of the following statements is not true?

• A)new cases define the incidence rate
• B)existing cases define the prevalence rate
• C)old and new cases represent the prevalence rate
• D)lifetime use refers to any use for any length of time

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Definitions:

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists among the tested groups or variables.

Chi-Square Test

A statistical test used to determine if there is a significant difference between observed frequencies and expected frequencies in categorized datasets.

Independence

A situation in statistics where two events are not influenced by each other, and the occurrence of one does not affect the probability of occurrence of the other.

Chi-Square Statistic

A statistical measure used to evaluate the differences between observed and expected frequencies in categorical variables.