A Statistician Investigating the Relationship Between the Amount of Precipitation

question 152

Essay

A statistician investigating the relationship between the amount of precipitation (in inches) and the number of car accidents gathered data for 10 randomly selected days. The results are presented below. $$\begin{array} { | c | c | c | } \hline \text { Day } & \text { Precipitation } & \text { Number of accidents } \\\hline 1 & 0.05 & 5 \\\hline 2 & 0.12 & 6 \\\hline 3 & 0.05 & 2 \\\hline 4 & 0.08 & 4 \\\hline 5 & 0.10 & 8 \\\hline 6 & 0.35 & 14 \\\hline 7 & 0.15 & 7 \\\hline 8 & 0.30 & 13 \\\hline 9 & 0.10 & 7 \\\hline 10 & 0.20 & 10 \\\hline\end{array}$$ Determine the coefficient of determination and discuss what its value tells you about the two variables.

---

Definitions:

Quality Production

The process of manufacturing products that meet or exceed customer expectations in terms of durability, functionality, and design.

Distribution Systems

Networks involved in moving a product or service from the supplier to the customer, covering warehousing, transportation, inventory management, and delivery.

Outsourcing

The practice of hiring third parties to perform services, handle operations or provide goods that are either difficult to manage or outside the company's expertise.

Key Success Factors

Critical elements or factors that contribute significantly to the achievement of organizational goals and objectives.