A Medical Statistician Wanted to Examine the Relationship Between the Amount

question 217

Essay

A medical statistician wanted to examine the relationship between the amount of sunshine (x) and incidence of skin cancer (y). As an experiment he found the number of skin cancers detected per 100 000 of population and the average daily sunshine in eight country towns around NSW. These data are shown below. $$\begin{array} { | l | c | c | c | c | c | c | c | c | } \hline \text { Average daily sunshine (hours) } & 5 & 7 & 6 & 7 & 8 & 6 & 4 & 3 \\\hline \text { Skin cancer per } 100000 & 7 & 11 & 9 & 12 & 15 & 10 & 7 & 5 \\\hline\end{array}$$ Draw a scatter diagram of the data and plot the least squares regression line on it.

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Definitions:

Little Albert

An early 20th-century experiment by John B. Watson and Rosalie Rayner that demonstrated classical conditioning in humans, specifically showing how a child could be conditioned to fear a white rat.

Debilitating Disorder

A health condition that severely affects one's ability to perform everyday activities.

Generalization

Generalization is the process of deriving general principles from specific instances.

Observational Learning

The process of learning behaviors by watching and imitating others, a concept central to social learning theory.