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:

Variables

Elements, features, or factors that are likely to vary or change within the context of a scientific study or experiment.

Correlation Coefficients

Statistical measures that indicate the extent to which two or more variables fluctuate together, ranging from -1 to 1, where 1 indicates a perfect positive correlation and -1 indicates a perfect negative correlation.

Cause and Effect

A relationship between events or things, where one is the result of the other or others, a combination of action and reaction.

Negatively Correlated

Describes a relationship between two variables where one variable increases as the other decreases.