Your Instructor Advised You to Study for at Least a Week

question 131

Multiple Choice

Your instructor advised you to study for at least a week before your economics test. If you ignored his advice and only studied for one hour just before the test, your studying probably has ________ total benefits and ________ marginal benefits.

• A) zero; infinite.
• B) high; low.
• C) low; high.
• D) high; high.
• E) low; low.

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Definitions:

Z Test

Utilized to check for differences in the means of two populations, this statistical test requires that variances are known and that there is a considerable sample size.

Group 1

Typically refers to the first group or category in a study or classification system.

Sample Survey

A method used to gather information and data from a subset of a population to make inferences about the whole population without examining every individual.

Frequency Table

A tabular representation of the number of occurrences of each distinct value in a dataset.