1. For the statistical package that you intend to use, write out how data can be entered, how random numbers can be generated, and how missing values can be identified.
2. Write the small data set for the four males given in this chapter into an EXCEL spreadsheet and then enter the data from the spreadsheet into a statistical program.
3. If a data set has results on breast cancer that include information on age, gender, and use of hormones, what checks should be made on the results to ensure that errors in recording data have not been made?