Question 1
Analysis of income data based on a survey of 33 professors at a large midwestern university produced the report: "Average income (all sources) of professors is $64,245.21." An astute reader would conclude that
◦ professors are not honest when they report their salaries.
◦ the precision is unjustified.
◦ the accuracy is unjustified.
◦ the precision and accuracy are acceptable.
Question 2
A reporter for a school newspaper is charged with determining the average amount of money that students spend on books. Discuss the potential sources of error and how they might be avoided.