Question: A study finds that the relationship between time spent studying and final exam grade depends on the techniques used for studying. Which of the following

A study finds that the relationship between time spent studying and final exam grade depends on the techniques used for studying. Which of the following statements do we know to be true from this sentence? O a. There was an interaction between time and technique. O b. There is no main effect of time spent studying. O c. Some studying techniques caused students to fail. O d. The study used a 2 x 2 design. QUESTION 16 Dr. Gavin is conducting a 2 x 4 independent-groups factorial design. Assuming he wants 25 people in each cell, how many participants does Dr. Gavin need to recruit? O a. 150 O b. 200 O c. 250 O d. 100

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