Collect sample data, and use the methods of this chapter to construct confidence interval estimates of population parameters. Here are some suggestions for parameters:

• Proportion of students at your college who can touch their nose with their tongue

• Proportion of students at your college who can raise one eyebrow without raising the other eyebrow

• Mean age of cars driven by statistics students and/or the mean age of cars driven by faculty

• Mean length of words in New York Times editorials and mean length of words in editorials found in your local newspaper

• Proportion of students at your college who can correctly identify the president, vice president, and secretary of state

• Proportion of students at your college who are over the age of 18 and are registered to vote

• Mean age of full-time students at your college

• Mean number of hours that students at your college study each week

• Proportion of student cars that are painted white

• Proportion of cars that are red