(
("What is your class standing?"
(("standing" . "freshman") "Freshman")
(("standing" . "sophomore") "Sophomore")
(("standing" . "junior") "Junior")
(("standing" . "senior") "Senior"))

("Are you"
(("sex" . "male") "Male")
(("sex" . "female") "Female"))

("Do you believe programming in C++ and Scheme helps you understand the mathematical problem solving process?"
(("cpp-scheme-help-math" . "yes-scheme") "Yes, but Scheme is better than C++")
(("cpp-scheme-help-math" . "yes-cpp") "Yes, but C++ is better than Scheme")
(("cpp-scheme-help-math" . "yes-equal") "Yes, and the two are equally good")
(("cpp-scheme-help-math" . "no") "No, neither language helps me understand mathematical ideas"))

("Do you believe mathematical thinking helps you solve problems with C++ and Scheme?"
(("math-help-cpp-scheme" . "yes-scheme") " Yes, and it is better for Scheme than C++")
(("math-help-cpp-scheme" . "yes-cpp") " Yes, and it is better for C++ than Scheme")
(("math-help-cpp-scheme" . "yes-both") "Yes, and it is equally easy to translate mathematical thinking into both")
(("math-help-cpp-scheme" . "no") "No, mathematical thinking doesn't help with either approach"))

("How do Scheme and C++ compare overall?"
(("scheme-cpp-overall" . "scheme-easier") "Scheme is easier than C++")
(("scheme-cpp-overall" . "cpp-easier") "C++ is easier than Scheme"))

("Which programming method provides more help and more hints?"
(("scheme-cpp-systematic" . "scheme-systematic") "Scheme more than C++")
(("scheme-cpp-systematic" . "cpp-systematic") "C++ more than Scheme")
(("scheme-cpp-systematic" . "same") "They are about the same"))

("Do you follow the hints of the Scheme design recipe?"
(("follow-recipe" . "yes") "Yes")
(("follow-recipe" . "no") "No"))

("Which programming method is more natural?"
(("scheme-cpp-natural" . "scheme-natural") "Scheme more than C++")
(("scheme-cpp-natural" . "cpp-natural") "C++ more than Scheme")
(("scheme-cpp-natural" . "same") "They are about the same"))

("Which sofware do you prefer?"
(("software-pref" . "drscheme") "DrScheme")
(("software-pref" . "cpp") "C++"))

("About which approaches would like to find out more?  [check all that apply]"
(("learn-more" . "scheme") "Scheme")
(("learn-more" . "cpp") "C++"))
)