A Study Wants to Investigate Whether the Population Variance Is

question 29

Short Answer

A study wants to investigate whether the population variance is greater than 8, if a random sample of size 40, yielded a variance of 10. Which of the following are the correct null hypothesis and alternative hypotheses? $\begin{array}{|l|l|}\hline A.&\mathrm{Ho}: \sigma^{2}=10\\&H_{A}: \sigma^{2}>10\\\hline B.&\mathrm{H}_{o} \mathrm{~s}^{2}=10\\&\mathrm{H}_{\mathrm{A}}: \mathrm{s}^{2}>10 \\\hline C.&\mathrm{H}_{O} \mathrm{~s}^{2}=8\\&\mathrm{H}_{A}: s^{2}>8\\\hline D.&\text { Ho: } \sigma^{2}=8\\&\mathrm{H}_{\mathrm{A}}: \sigma^{2}>8\\\hline \end{array}$

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Definitions:

Journal Entries

The recordings of financial transactions in a ledger, marking the first step in the accounting cycle.

Year-End Balance

The financial position of an account at the end of the fiscal year after all debits and credits are taken into account.

Paid-In Capital

Funds received from investors in exchange for stock, representing the capital provided by shareholders through the purchase of shares.

Par Value

The stated or principal value of a bond, stock share, or coupon as specified on its certificate or document.