A Pearson Correlational Analysis Examines the Relationship Between Variable A

question 9

Multiple Choice

A Pearson correlational analysis examines the relationship between variable A, hours of sleep per week, and B, symptom severity, in 43 women with post-polio syndrome. In accessing the table of values, the researcher should use which number for degrees of freedom?

• A)2
• B)4
• C)41
• D)43

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Definitions:

Depth

The vertical distance from the surface down to any point within a body of water or solid material.

Elevation

The height of a point on the earth's surface above a reference level, usually measured in meters or feet above sea level.

Index Contours

Lines on a map that represent constant elevations above sea level, distinguished by being wider or more prominent than other contour lines.

Contour Intervals

The vertical distance or difference in elevation between contour lines on a map.