Consider a Situation in Which Tumor-Prone Rats Were Given an Experimental

question 31

Multiple Choice

Consider a situation in which tumor-prone rats were given an experimental anti-cancer drug or a control. There were 50 rats in each treatment group, and after 6 weeks they were sacrificed and autopsies performed to determine the presence or absence of liver tumors. The table shows the results of the measurements. Which of the mosaic plots shown correctly depicts this data?
?
Contingency table showing presence of tumors in rats with different drug regimes.

$\begin{array}{lll}\text { Present? } & \text { Control } & \text { Drug } \\\hline \text { Yes } & 29 & 25 \\\text { No } & 21 & 25\end{array}$ ?
?

• A) Plot A
• B) Plot B
• C) Plot C
• D) Plot D

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Definitions:

Diffusion

The movement of molecules or particles from an area of high concentration to an area of low concentration.

Shape of Organism

The form or structure of a living entity, influenced by genetic and environmental factors.

Size of Organism

Refers to the physical dimensions of an individual organism, which can vary widely across different species and within a species.

Environment

The surroundings or conditions in which a person, plant, or animal lives or operates, including natural, social, and cultural factors.