The Following MINITAB Output Display Presents the Results of a Hypothesis

question 21

Multiple Choice

The following MINITAB output display presents the results of a hypothesis test for the difference $\mu _ { 1 } - \mu _ { 2 }$ between two population means. Difference $= \mathrm { mu } ( \mathrm { X } 1 ) - \mathrm { mu } ( \mathrm { X } 2 )$
Estimate for difference: $- 10.373$
$95 \%$ CI for difference: $( - 34.072,13.326 )$
$\mathrm { T } -$ Test of difference $= 0 ($ vs not $= ) : \quad$ T-Value $= - 0.857889$
$$\text { P-Value } = 1.593507 \quad \text { DF } = 13$$ How many degrees of freedom are there for the test statistic?

• A) 10.373
• B) 12
• C) 1.593507
• D) 13

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Definitions:

Financially

Pertaining to money or how money is managed, often used in the context of managing expenses, income, or investments.

Selection Effect

The bias introduced in analysis results due to the way in which subjects or participants are selected or self-select into a study.

Cohabitation

Being in a romantic and sexual relationship while sharing a living space, without the formalities of marriage.

Celibate Lives

A lifestyle choice where individuals abstain from marriage and sexual relations, often for religious, cultural, or personal reasons.