The Following Output from MINITAB Presents the Results of a Hypothesis

question 28

Multiple Choice

The following output from MINITAB presents the results of a hypothesis test. Test of $\mathrm { mu } = 55 \mathrm { vs }$ . not $= 55$ The assumed standard deviation $8.1$
$\begin{array}{llccrrr}\mathrm{N} & \text { Mean } & \text { SE Mean } & 95 \% \mathrm{CI} & \mathrm{Z} & \mathrm{P} \\48 & 52.75 & 1.877561 & (3.93378802,11.2938253) & -1.924501 & 0.054292 \\\hline\end{array}$
What are the null and alternate hypotheses?

• A) \(H _ { 0 } : \mu = 55 , H _ { 1 } : \mu = 52.75\)
• B) \(H _ { 0 } : \mu = 52.75 , H _ { 1 } : \mu \neq 52.75\)
• C) \(H _ { 0 } : \mu = 55 , H _ { 1 } : \mu \neq 55\)
• D) \(H _ { 0 } : \mu \neq 55 , H _ { 1 } : \mu = 55\)

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Definitions:

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The ownership interest of stockholders in a corporation, represented by the residual assets after deducting liabilities.

Retained Earnings

The portion of net earnings not distributed as dividends to shareholders but instead reinvested in the core business or used to pay off debt.

Building Expansion

An increase in the physical size, capacity or significant improvement of a building facility.

Bond Repayments

The process of paying back the principal and interest on bonds, which are forms of long-term debt issued by corporations and governments.