Question

(6 points) For each problem, select the best response. (a) Does mandatory gun ownership prevent crime? To study this, the number of burglaries committed each month in a small town were recorded for 75 months prior to passage of a bill requiring citizens to own guns and for 56 months after passage of the bill. The goal was to see if the number of burglaries committed was affected by requiring citizens to own guns. The response variable here is A. whether or not a burglary was committed by a gun owner. B. the number of guns owned. C. the number of burglaries committed. D. whether or not gun ownership is required by law. E. None of the above. (b) A gambler conducts a study to determine whether the time it took a horse to run its last race can be used to predict the time it takes the horse to run its next race. In this study, the explanatory variable is A. all horses used in the study. OB. the time it takes a horse to run its next race. C. the gambler's winnings. D. the time it took a horse to run its last race. E. None of the above.

Answer 1