Which One of the Following Statements Concerning the General Public

question 61

Multiple Choice

Which one of the following statements concerning the General Public License (GPL) is true?

• A) The GPL is designed to ensure that the source code of a software remains freely available.
• B) The GPL is identical to the BSD license.
• C) GPL software may never be sold for money.
• D) If you change a program you received under the GPL, you must send your changes to the original author for approval.
• E) GPL software may not be used to run nuclear reactors or air traffic control systems.

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Definitions:

T Value

A ratio that is derived from the standardized difference between two sample means in a t-test, used to determine the statistical significance of the difference.

Probability

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Test Statistic

A calculated value used in statistical hypothesis testing to compare against a critical value to decide whether to reject the null hypothesis.

T Value

A statistic calculated in a T-test that measures the size of the difference relative to the variation in your sample data.