An Paired-Samples T-Test Is Used to Test For

question 20

Multiple Choice

An paired-samples t-test is used to test for:

• A)Differences between means of groups containing different entities when the sampling distribution is normally distributed, and the data have equal variances and are at least interval.
• B)Differences between means of groups containing the same entities when the sampling distribution is normally distributed, and the data have equal variances and are at least interval.
• C)Differences between means of groups containing different entities when the sampling distribution is not normally distributed.
• D)Differences between means of groups containing the same entities when the sampling distribution is not normally distributed and the data do not have unequal variances.

---

Definitions:

Impaired

Refers to a reduction in the recoverable value of a fixed asset or goodwill below its carrying amount on the balance sheet.

Asset Retirement Obligations

Legal obligations associated with the retirement of a tangible long-lived asset that a company must settle.

Expected Present Value

A financial metric that estimates the present value of future cash flows, adjusted for risk, and the time value of money.

Outflows

Cash or other resources going out of an entity, typically associated with expenses or investments.