Joint Frequency Distributions Are Used to Display

question 66

Multiple Choice

Joint frequency distributions are used to display:

• A) the histograms of two variables analyzed simultaneously.
• B) the number of occurrences at each of the possible joint occurrences of two variables.
• C) the cumulative distribution of a variable with two possible outcomes.
• D) the relative frequency of two variables.

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Definitions:

Linear Term

A component of an equation characterized by a variable raised to the first power, indicating a direct proportionality relationship.

Significance Level

The possibility of inaccurately negating the null hypothesis in a statistical test, often exemplified by alpha.

Second-order Model

In statistics and mathematics, a model that accounts for variability by including terms for both the linear effects and their squares.

Significance Level

A threshold in hypothesis testing that determines whether an observed effect is statistically significant. It is the probability of rejecting the null hypothesis when it is true.