santos36755
04.12.2019 •
Business
In a study relating college grade point average to time spent in various activities, you distribute a survey to several students. the students are asked how many hours they spend each week in four activities: studying, sleeping, working, and leisure. any activity is put into one of the four categories, so that for each student, the sum of hours in the four activities must be 168.
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Ответ:
c neither complements or substitutes
Explanation: