An Dependent T-Test Is Used to Test for

question 4

Multiple Choice

An dependent t-test is used to test for

• A) Differences between means of groups containing different people when the data are normally distributed, have equal variances and data are at least interval.
• B) Differences between means of groups containing different people when the data are not normally distributed or have unequal variances.
• C) Differences between means of groups containing the same people when the data are normally distributed, have equal variances and are at least interval.

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Definitions:

Recessions

Instances of provisional economic weakness where both trading and industrial activities fall off, universally determined by a two-quarter continuous drop in GDP.

General Merchandise

A category of goods that includes a wide range of products from apparel to home goods sold by retailers.

Discount Stores

are retail outlets that sell products at prices lower than those asked by traditional retail stores, often by selling in large volumes or foregoing some aspects of service.

Inflation

A broad escalation in prices coupled with a reduction in the purchasing power of currency.