For Questions , Use the Following Narrative

question 2

Multiple Choice

For Questions , use the following narrative
Narrative: Classes 1 and 2
Suppose a 95% confidence interval for the difference in test scores between Class 1 and Class 2 (in that order) is the following: 9 +/− 2.These results were based on independent samples of size 100 from each class.
-{Classes 1 and 2 narrative} What can you conclude?

• A)You are confident that the averages for Class 1 and Class 2 are significantly different.
• B)You are confident that the average for Class 1 was 7 to 11 points higher than for Class 2.
• C)You are confident that the observed difference found in the two samples (plus or minus the margin of error) will carry over to their respective populations.
• D)All of the above.

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Definitions:

Withholding Allowances

Amounts used to calculate how much income tax an employer should withhold from an employee's paycheck, based on the employee's personal situation.

Federal Unemployment Tax

A tax paid by employers to fund the federal government's oversight of the state unemployment insurance programs.

Copy A

This term is often associated with tax forms, where Copy A is the official part of a form sent to a tax authority, like the IRS, detailing financial information.

Form W-2

A tax form used in the United States to report wages paid to employees and the taxes withheld from them.