Given the Following Information About a Hypothesis Test of the Difference

question 9

Multiple Choice

Given the following information about a hypothesis test of the difference between two means based on independent random samples,what is the standard deviation of the difference between the two means? Assume that the samples are obtained from normally distributed populations having equal variances. H_A: µ_A> µ_B, ₁ = 12, ₂ = 9,s₁ = 5,s₂ = 3,n₁ = 13,n₂ = 10.

• A)1.792
• B)1.679
• C)2.823
• D)3.210
• E)1.478

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Definitions:

Adjusting Entry

Journal entries made at the end of an accounting period to allocate income and expenditure to the period in which they actually occurred.

Transposition

The error of switching the order of digits in numbers, often leading to inaccuracies in financial or data records.

General Ledger

A comprehensive record of all financial transactions over the life of a company, used to prepare financial statements.