Quizzes and Exams

Quiz 1 - Group A (solutions), Group B (solutions) (grades: median = 16, mean = 15.6, modes = 15.5, 19, histogram (1 outlier), <1% didn't take the quiz)

Quiz 2 - Group A (solutions), Group B (solutions)  (grades: median = 15, mean = 14.3, mode =17, histogram (2 outliers), 10% didn't take the quiz)

Practice midterm !!! Answers: 1. (a)25.75 (b)22.5 (c)11.04 (d)16.5, 36 (e)-0.88, no  2. (a) qualitative/ordinal (b) quantitative/continuous (c) quantitative/discrete   3. 0.96   4. (a)0.0228   (b)135.385 (c) 0.0055 5. (a) (163.47, 186.53) (b) i. (0.5164, 0.7074) ii) 385

Midterm exam - Group A (solutions), Group B (solutions)  (grades: median = 72.75, mean 71.07, mode=81, histogram) 

Quiz 3 - Group A, (solutions) Group B (solutions)

Quiz 4 - Group A (solutions), Group B (solutions)

PRACTICE FINAL ! ! !   Solutions!