TV Model
Three Hundred Individuals Were Asked to View the Picture

question 43

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.
Compute the test statistic.

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Definitions:

Bleach Solution

A dilute mixture of water and bleach used as a disinfectant to kill germs and sanitize surfaces.

Nasotracheal Suctioning

A procedure to remove mucus and secretions from the trachea and nasopharynx through a suction catheter.

Intermittent Suctioning

A procedure used in respiratory care where suction is applied at intervals to clear airways, as opposed to continuous suction.

Suction Catheter

A tube used to remove fluids from the body by suction, commonly used in medical settings.