You Have Data for the Amount of Rainfall in 50

question 320

Multiple Choice

You have data for the amount of rainfall in 50 cities for the month of June.The type of graph to best display these data would be a

• A) time-series graph.
• B) multi-variable time series graph.
• C) cross-section graph.
• D) scatter diagram.
• E) trend-line diagram.

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Definitions:

Multiple Correlation R

Represents the strength and direction of a correlation between one dependent variable and two or more independent variables.

Significant

In statistics, significant means that an observed effect or relationship is unlikely to be due to chance, typically measured by a p-value.

Slope

A measure of the steepness, incline, or grade of a line, representing the rate of change in the y-variable for a one unit increase in the x-variable.

Regression Equation

An equation that describes the relationship between a dependent variable and one or more independent variables.