A Medical Statistician Wanted to Examine the Relationship Between the Amount

question 73

Essay

A medical statistician wanted to examine the relationship between the amount of sunshine (x) and incidence of skin discolorations (y). As an experiment he found the number of skin discolorations detected per 100,000 of population and the average daily sunshine in eight counties around the country. These data are shown below. $$\begin{array} { | l | c c c c c c c c| } \hline \text { Average Daily Sunshine } & 5 & 7 & 6 & 7 & 8 & 6 & 4 & 3 \\\hline \text { Slin Disculorations per 100,000 } & 7 & 11 & 9 & 12 & 15 & 10 & 7 & 5 \\\hline\end{array}$$ Predict with 95% confidence the skin discolorations per 100,000 in a county with a daily average of 6.5 hours of sunshine.

---

Definitions:

Demand Schedules

Tables that show the quantity of a good or service that consumers are willing and able to purchase at different price points.

Monopolistic Competitive Industry

A market structure where many firms sell products that are similar but not identical, allowing for competition based on factors other than price.

Short Run

A period in economics where at least one input is fixed and cannot change, limiting the capacity for production adjustments.

Long Run

In economics, refers to a period in which all factors of production and costs are variable, allowing for complete adjustment to changes.