Which of These Assumptions Below Apply to the T-Test

question 14

Multiple Choice

Which of these assumptions below apply to the t-test?

• A)the marginals are equal and normally distributed
• B)the dependent variable is normally distributed and there are two groups
• C)large sample sizes and equal marginals
• D)large sample sizes and normally-distributed independent variables

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Definitions:

Gains

Increases in economic benefits, such as profit, revenue, or utility, often resulting from investments, trade, or improvements in productivity.

Precommitments

Actions taken ahead of time that make it difficult for the future self to avoid doing what the present self desires. See time inconsistency and self-control problems.

Imposed Costs

Costs that are not chosen but are forced on a party, often by external factors or requirements such as government regulations, taxes, or fines.

Weight On Future

The importance or impact that future events or expectations have on current decision-making or attitudes.