Mathematics, 16.07.2019 00:40 kandikisses5594
Several psychology students are unprepared for a surprise true/false test with 11 questions, and all of their answers are guesses. a. find the mean and standard deviation for the number of correct answers for such students. b. would it be unusual for a student to pass by guessing (which requires getting at least 7 correct answers)? why or why not? a. muequals 5.5 (do not round.) sigmaequals 1.7 (round to one decimal place as needed.) b. choose the correct answer below. a. yes, because 7 is within the range of usual values. b. yes comma because 7 is greater than the maximum usual value. c. yes comma because 7 is below the minimum usual value. d. no comma because 7 is within the range of usual values.
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Several psychology students are unprepared for a surprise true/false test with 11 questions, and all...
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