If the Homogeneity of Variance Assumption Is Violated in an Independent

question 142

Multiple Choice

If the homogeneity of variance assumption is violated in an independent groups t test, this means _________.

• A) the populations from which the samples were drawn have different standard deviations
• B) you should use the sign test
• C) the sample sizes should be equal and N greater than 30 to use the t test
• D) the populations from which the samples were drawn have different standard deviations and the sample sizes should be equal and N greater than 30 to use the t test
• E) all of these

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Definitions:

Project Analysis

The process of evaluating the potential risks and returns associated with investing in a particular project.

Market Value

The total value of a company or asset in the financial market based on the current price at which it can be bought or sold.

Idle

The state of an asset or resource not being in use, contributing no output or value during a certain period.

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Long-term tangible assets that are used in the operation of a business and are not expected to be converted to cash in the short term, such as land, buildings, and machinery.