Find the Standardized Test Statistic, T, to Test the Claim $\mu _ { 1 } > \mu _ { 2 } .$

question 92

Multiple Choice

Find the standardized test statistic, t, to test the claim that $\mu _ { 1 } > \mu _ { 2 } .$ Two samples are random, independent, and come from populations that are normally distributed. The sample statistics are given below. Assume that $\sigma \stackrel { 2 } { 1 } \neq \sigma _ { 2 } ^{ 2 }$ $$\begin{array} { l l } \mathrm { n } _ { 1 } = 18 & \mathrm { n } _ { 2 } = 13 \\\overline { \mathrm { x } } 1 = 515 & \overline { \mathrm { x } _ { 2 } } = 500 \\\mathrm {~s} _ { 1 } = 40 & \mathrm {~s} _ { 2 } = 25\end{array}$$

• A)1.282
• B)3.271
• C)2.819
• D)1.865

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Definitions:

Indirect Method

A method used in cash flow statements to adjust net income for the changes in non-cash accounts to arrive at operating cash flow.

Current Assets

Assets that are expected to be converted into cash, sold, or consumed within a year or within the operating cycle of a business.

Fixed Assets

Tangible assets, such as property, plant, and equipment, used in the operating activities of a business and not intended for sale in the normal course of business.

Indirect Method

A way of calculating cash flows for the cash flow statement where net income is adjusted for changes in balance sheet accounts to reflect cash operations.