A professor assembles a group of volunteers to compare two methods of studying One group spends an hour a day on

Question

A professor assembles a group of volunteers to compare two methods of studying. One group spends an hour a day on

the first subject PSychology and second chemistry and so forth. One group goes back and forth with a few minutes on each morning topic repeating the sequence until completing the same total study time as the first group. At the end of a week the professor tests each students knowledge of each subject identify the independent variable and the dependent variable

Social Science