Martin Has Found a Correlation of R =

question 15

Multiple Choice

Martin has found a correlation of r = .18 between the two variables of caffeine consumption and frontal lobe activity.This correlation is more likely to be statistically significant if:

• A)The study can be applied to the real world
• B)Martin used a larger number of subjects
• C)Martin measured frontal lobe activity extremely accurately
• D)Martin's measure of caffeine consumption is categorical

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Definitions:

MAX

A function in spreadsheet software that finds the largest value in a set of data.

Highest Value

The largest number or amount in a given set or series of data.

Range

A set of cells or values specified within a spreadsheet or database operations, often defined by the starting and ending points.

Row Height

The vertical measurement of a row in tables or spreadsheets.