TV Model
Three Hundred Individuals Were Asked to View the Picture

question 30

Essay

TV Model
Three hundred individuals were asked to view the picture quality of four different TVs and asked to choose the one they preferred.The data is shown in the following table:
$$\begin{array} { | c | c | } \hline \text { TV Madel } & \text { Number Wha preferred } \\\hline \text { A } & \mathbf { 8 2 } \\\hline \mathrm { B } & \mathbf { 5 2 } \\\hline \mathrm { C } & 73 \\\hline \text { D } & \mathbf { 8 0 } \\\hline \text { Tatal } & \text { 300 } \\\hline\end{array}$$
-Test the equality of proportions at the 0.05 level the hypotheses.
State the decision rule in terms of the critical value.
What is the conclusion?

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Definitions:

Government Policies

Strategies and actions taken by the government to influence the economy or address societal issues.

Simplifying Assumptions

Basic assumptions made in economic models to eliminate complex factors and make analysis more manageable, even if they might not fully hold in the real world.

Economic Models

Theoretical constructs that represent economic processes by a set of variables and a set of logical and/or quantitative relationships between them.

Policies

Guidelines or principles adopted by an organization, government, or individual to guide decision-making and achieve desired outcomes.