113 - 002 TEST #1 10/13/2022 NAME #1 153 AU students are classified according to their class standing and also according to their major: DEPARTMENT
113 - 002 TEST #1 10/13/2022 NAME #1 153 AU students are classified according to their class standing and also according to their major: DEPARTMENT CLASS MATH BUSINESS ENGLISH STANDING M B E TOTAL F:FRESHMAN 28 16 12 56 S:SOPHOMORE 11 10 25 46 J:JUNIOR B 26 17 51 TOTAL 47 52 54 153 One student is chosen at random, find: (a) P(B) (b) P(B U J) (c) P(B )) (d) P($ / E) () P(E n S) (f) P(S / M U E) (9) P(F US/ E)\f#3 P(A) = 0.25, P(B) = 0.36, P(An B) = 0.08, find: (m) P(B ) (b) P(A U B) #4 Given the population below: f 36 10 40 14 50 12 55 8 62 A Total 48 Find the: (a) range (b) mean (c) mode (d) median (e) standard deviation#5 Given the frequency distribution: Class 7 - 13 14 - 20 8 21 - 27 10 28 - 34 12 35 - 41 Total 40 Find the: (a) mean (b) mode (c) median
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