Test the Claim That the Samples Come from Populations with the Same

question 71

Essay

Test the claim that the samples come from populations with the same mean. Assume that the
populations are normally distributed with the same variance. At the 0.025 significance level,
test the claim that the three brands have the same mean if the following sample results have
been obtained. $$\begin{array} { c c c } \text { Brand A } & \text { Brand B } & \text { Brand C } \\\hline 32 & 27 & 22 \\34 & 24 & 25 \\37 & 33 & 32 \\33 & 30 & 22 \\36 & & 21 \\39 & &\end{array}$$

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Definitions:

Conflict of Interest

A situation in which an individual's personal interests could improperly influence the performance of their official duties.

Duties

Obligations required by law, morality, or roles, entailing actions that an individual is expected or required to carry out.

Conflicts

Situations in which interests, ideas, or values of different individuals or groups are incompatible, leading to a potential dispute or struggle.

Financial Statements

Written records that convey the business activities and financial performance of a company, including the balance sheet, income statement, and cash flow statement.