52+[92×2(24÷2)- {62×43} ]
Answers
Answered by
5
Explanation:
Arranging the following data in ascending order:
4, 5, 7, 7, 13, 15, 16, 16, 17, 17, 19, 24, 25, 26, 27, 28, 30, 31, 34, 34, 35, 35, 36, 36, 36, 42, 44, 45, 47, 48,
51, 52, 52, 54, 55, 55, 56, 56, 61, 62, 62, 63,
68, 70, 72, 72, 72, 74, 75, 75, 78, 80,, 81, 85, 86, 86, 92, 95, 97.
Marks of
60 students
(class Interval) Tally Marks Frequency
0-9 ∣∣∣∣ 4
10-19 7
20-29 5
30-39 10
40-49 5
50-59 8
60-69 5
70-79 8
80-89 5
90-99 3
Total frequency = 60
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