Test Hypotheses About a Population Proportion
-Compute the Standardized Test $\chi ^ { 2 }$

question 131

Multiple Choice

Test Hypotheses about a Population Proportion
-Compute the standardized test statistic, $\chi ^ { 2 }$ , to test the claim $\sigma ^ { 2 } \geq 14.4$ if $\mathrm { n } = 15$ , $\mathrm { s } ^ { 2 } = 12$ , and $\alpha = 0.05$ .

• A) \(11.667\)
• B) \(8.713\)
• C) \(12.823\)
• D) \(23.891\)

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Definitions:

Payback Calculation

A financial analysis method used to determine the time required to recoup the cost of an investment, based on the cash inflows from the investment.

Time Value

Time value refers to the concept that money available at the present time is worth more than the same amount in the future due to its potential earning capacity.

Money

A medium of exchange used to facilitate transactions for goods and services.

Net Present Value

A method used to evaluate an investment's profitability by calculating the present values of all cash inflows and outflows.