In an experiment, encouraged people performed a puzzle with 90%…

Question Answered step-by-step In an experiment, encouraged people performed a puzzle with 90%… In an experiment, encouraged people performed a puzzle with 90% accuracy, M 1 = .90.  The not-encouraged group performed a puzzle with 70% accuracy, M 2 = .70. The value of r2 was calculated as 0.20.  Which is true below?  a)  The proportion of variance in puzzle performance accounted for by assignment to the encouraged or not-encouraged group was 20%.  b) The proportion of variance in assignment to the encouraged or not-encouraged group accounted for by puzzle performance was 20%.  Math Statistics and Probability PSY 330 Share QuestionEmailCopy link Comments (0)