The Margin of Error in the Confidence Interval for the Difference

question 2

True/False

The margin of error in the confidence interval for the difference equals the standard error multiplied by either or ,depending on whether or not the population variances are known.

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Inch

A unit of length in the imperial and United States customary systems, equal to 1/12 of a foot or 2.54 centimeters.

Formal-Operations

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Abstract Terms

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The process by which individuals acquire the ability to perceive, produce, and use words to understand and communicate.