Two candidates X and Y at the BS Examination obtained the following marks in 10 papers. Раper I II III VI VIII IV V VII IX X X 58 49 76 80 47 72 61 59 77 48 Y 39 38 86 72 75 69 57 49 83 66 a) Which of the candidate showed a more consistent performance? b) Who gained better marks?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 36E
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Two candidates X and Y at the BS Examination obtained the following marks in 10 papers.
Paper I
II
III
IV
V
VI
VII
VIII
IX
X
X
58
49
76
80
47
72
61
59
77
48
Y
39
38
86
72
75
69
57
49
83
66
a) Which of the candidate showed a more consistent performance?
b) Who gained better marks?
Transcribed Image Text:Two candidates X and Y at the BS Examination obtained the following marks in 10 papers. Paper I II III IV V VI VII VIII IX X X 58 49 76 80 47 72 61 59 77 48 Y 39 38 86 72 75 69 57 49 83 66 a) Which of the candidate showed a more consistent performance? b) Who gained better marks?
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