A Mann-Whitney U Test Was Performed to Determine If There

question 49

Multiple Choice

A Mann-Whitney U test was performed to determine if there were differences in the average compute time for Dallas residents versus Atlanta residents.The travel time for 22 commuters in Dallas was compared to the travel time for 28 commuters in Atlanta.The U statistic was calculated to be 58.0 based on the sample sizes of 22 and 28.What is the z value for this test?

• A)51.17
• B)308
• C)0.117
• D)-4.89
• E)-2.44

Grasp the use of logical functions (IF, AND, OR, NOT) to make decisions within cells based on given criteria.

Understand Excel's spell check functionality and how to manage dictionary words.

Learn how to effectively apply number formats, including percentage, currency, and date formats.

Know the use of Excel's styles and themes to enhance worksheet appearance.

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Definitions:

First Amendment

A part of the U.S. Constitution that protects freedoms concerning religion, expression, assembly, and the right to petition.

Democratic Society

A society where power is held by the people, either directly or through elected representatives, ensuring freedoms and equality.

Profit Motive

The drive or incentive for individuals and businesses to achieve financial gain, often considered a fundamental principle of capitalism.

Communications Decency Act

Legislation enacted in 1996 aimed at regulating and minimizing obscene and indecent material on the internet, but faced significant legal challenges.