Compared to the Samples Typically Used in Laboratory Research, Studies

question 51

Multiple Choice

Compared to the samples typically used in laboratory research, studies conducted over the Internet often produce samples that are

• A) much smaller and much less diverse.
• B) much smaller but much more diverse.
• C) much larger but much less diverse.
• D) much larger and much more diverse.

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Definitions:

Linear Relationship

describes a direct proportionality between two variables, meaning as one variable increases or decreases, the other does so in a constant rate.

Interval Variables

Variables measured along a scale in which each point is placed at an exact distance from each other, like temperature in Celsius.

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean, indicating how spread out the data points are.

Coefficient of Correlation

A statistical measure that calculates the strength and direction of a linear relationship between two variables.