Test the Hypothesis That the Populations Have the Same Mean

question 32

Essay

Test the hypothesis that the populations have the same mean. Use α= 0.05. $$\begin{array} { l l l } \hline \text { Brand 1 } & \text { Brand 2 } & \text { Brand 3 } \\\hline \mathrm { n } _ { 1 } = 8 & \mathrm { n } _ { 2 } = 8 & \mathrm { n } _ { 3 } = 8 \\\overline { \mathrm { x } } 1 = 3.0 & \overline { \mathrm { x } } 2 = 2.6 & \overline { \mathrm { x } } 3 = 2.6 \\\mathrm {~s} _ { 1 } = 0.50 & \mathrm {~s} _ { 2 } = 0.60 & \mathrm {~s} 3 = 0.55 \\\hline\end{array}$$

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Definitions:

Theatrical Play

A form of literature or performance art consisting of written or spoken dialogue and action, intended for live presentation by actors on a stage.

Lead Negotiators

Individuals appointed to represent a party's interests in negotiations, possessing authority and skills to make decisions and agreements.

Backstage

Refers to the area behind the scenes in the performing arts, where activities and preparations occur out of the audience's view.

Public Sector Workers

Employees who work for government bodies at the local, state, or federal level.