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

question 28

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. $\begin{array}{lll}\text { brand A }&\text {brand B }&\text {brand C }&\\\hline32 & 27 & 22 \\34 & 24 & 25 \\37 & 33 & 32 \\33 & 30 & 22 \\36 & & 21 \\39 & &\end{array}$

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Definitions:

Bait-and-Switch Advertising

A deceptive marketing strategy where a product is advertised at a low price to lure customers, who are then persuaded to buy a more expensive item.

Product Benefit

The positive outcomes or advantages that a consumer can expect to gain from using a product.

Conventional Marketing

Traditional marketing methods such as print ads, billboards, and broadcasting that do not involve digital channels.

Promotional Messages

Communications designed to inform, persuade, or remind potential customers about a product, service, or brand.