A Statistician Investigating the Relationship Between the Amount of Precipitation

question 110

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. $$\begin{array} { | c | c | c | } \hline \text { Day } & \text { Precipitation } & \text { Number of accidents } \\\hline 1 & 0.05 & 5 \\\hline 2 & 0.12 & 6 \\\hline 3 & 0.05 & 2 \\\hline 4 & 0.08 & 4 \\\hline 5 & 0.10 & 8 \\\hline 6 & 0.35 & 14 \\\hline 7 & 0.15 & 7 \\\hline 8 & 0.30 & 13 \\\hline 9 & 0.10 & 7 \\\hline 10 & 0.20 & 10 \\\hline\end{array}$$ Calculate the standard error of estimate, and describe what this statistic tells you about the regression line.

---

Definitions:

Axis III

In the DSM-IV (Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition), Axis III was used to classify physical conditions and medical disorders that might be relevant to understanding or treating a patient's mental condition.

Schizophrenia

A chronic mental disorder characterized by distorted thinking, perceptions, emotions, language, sense of self, and behavior.

Axis

An imaginary line about which a body rotates, or a straight line around which things are evenly arranged.

Self-Report Measure

A method of gathering data by asking individuals to report their own thoughts, feelings, behaviors, or experiences.