What is the control, experimental variable, responding variable, experimental error, and the conclusion?

A randomly selected group of 1,092 students were chosen to taste a new and improved formulation of sour cream and onion potato chips. Each students ate 15 ounces of potato chips of the 563 students that were given a new formulation of sour cream and onion potato chips, 89 developed cramps from gas. Of the 529 students that ate the old formulation of sour cream and onion potato chips, 111 developed cramps. what is the control, experimental variable, responding variable, experimental error, and the conclusion?|||The control were the students who did NOT eat the altered potato chips, the experimental variable was the altered chips, the responding variable were the cramps, the experimental error was the 111 who got cramps from the old formula and the conclusion is that the new formula causes less cramps than the old.