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

question 49

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 $\sigma _ { 1 } ^ { 2 } \neq \sigma _ { 2 }^ { 2 } \text {. }$ $$\begin{array} { l l } \mathrm { n } _ { 1 } = 25 & \mathrm { n } _ { 2 } = 30 \\\overline { \mathrm { x } } 1 = 33 & \overline { \mathrm { x } } 2 = 31 \\\mathrm {~s} 1 = 1.5 & \mathrm {~s} _ { 2 } = 1.9\end{array}$$

• A)4.361
• B)3.287
• C)2.892
• D)1.986

---

Definitions:

Temporary Account

A temporary account is used to track transactions during an accounting period, which is then transferred to a permanent account at the period's end, such as revenue and expense accounts.

Bad Debts Expense

Represents the amount of receivables a company does not expect to collect and is recorded as an expense.

Merchandise Inventory

The goods a company holds for the purpose of sale to customers in the normal course of business.

Net Realizable Value

The estimated selling price of goods minus the cost of their sale or disposal, reflecting the actual cash value of inventory.