Instruction 11-12
the Marketing Manager of a Company Producing a New

question 69

Short Answer

Instruction 11-12
The marketing manager of a company producing a new cereal aimed for children wants to examine the effect of the colour and shape of the box's logo on the approval rating of the cereal. He combined four colours and three shapes to produce a total of 12 designs. Each logo was presented to two different groups (a total of 24 groups) and the approval rating for each was recorded and is shown below. The manager analysed these data using the ? = 0.05 level of significance for all inferences.
$\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$$\text { Colours }$
$\begin{array} { | r | c | c | c | c| } \hline \text { Shapes } & \text { Red } & \text { Green } & \text { Blue } & \text { Yellow } \\\hline \text { Circle } & 54 & 67 & 36 & 45 \\\hline & 44 & 61 & 44 & 41 \\\hline \text { Square } & \mathbf { 3 4 } & 56 & 36 & 21 \\\hline & \mathbf { 3 6 } & 58 & 30 & \mathbf { 2 5 } \\\hline \text { Diamond } & 46 & \mathbf { 6 0 } & \mathbf { 3 4 } & \mathbf { 3 1 } \\\hline & 48 & \mathbf { 6 0 } & \mathbf { 3 8 } & \mathbf { 3 3 } \\\hline\end{array}$
-Referring to Instruction 11-12,the critical value in the test for significant differences between shapes is ________.

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Definitions:

Alzheimer's Disease

A progressive neurological disorder that causes memory loss, cognitive decline, and personality changes.

Tissue Loss

The reduction or degeneration of bodily tissue, which can occur due to age, disease, injury, or lack of use.

Hippocampus

A structure in the limbic system that plays a central role in the storing of new memories, the response to new or unexpected stimuli, and navigational ability.

Suicide Rate

The number of suicide deaths in a given population and time period, typically expressed per 100,000 individuals per year.