A Recent Study of the Relationship Between Social Activity and Education

question 21

Multiple Choice

A recent study of the relationship between social activity and education for a sample of corporate executives showed the following results. The null hypothesis for the analysis is ________.

• A)there is no relationship between social activity and education
• B)the correlation between social activity and education is zero
• C)as social activity increases,education increases
• D)the mean of social activity equals the mean of education

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Definitions:

Means

The average value in a data set, calculated as the sum of all values divided by the number of values.

Widely Dispersed

Describes data that is spread out over a large range, showing significant variability within the dataset.

Shape Of The Distribution

The form or appearance of the graph of a distribution, which can include features like skewness and kurtosis.

Interval Variables

A type of quantitative variable that represents numeric data with meaningful intervals but without a true zero point.