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

question 26

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 four brands have the same mean if the following sample results have been obtained. $\begin{array}{llll}\text { brandA }&\text {brand B }&\text {brand C }&\text {brand D }\\\hline17 & 18 & 21 & 22 \\20 & 18 & 24 & 25 \\21 & 23 & 25 & 27 \\22 & 25 & 26 & 29 \\21 & 26 & 29 & 35 \\& & 29 & 36 \\& & & 37\end{array}$

Identify and describe cognitive factors and their roles in social anxiety disorder.

Distinguish between different triggers and components of phobias beyond fear, such as disgust sensitivity.

Recognize the prevalence and impact of various anxiety disorders including social anxiety disorder and GAD.

Understand the relationship between worrying and physiological responses in the context of GAD.

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