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Answered by
0
Answer:
b.median is 5
Explanation:
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Answered by
0
Answer:
Answer:-
Class interval Frequency (f
i
) x
i
=
2
lower limit + upper limit
f
i
x
i
0−10 7 5 35
10−20 8 15 120
20−30 12 25 300
30−40 13 35 455
40−50 10 45 450
Σf
i
=50 Σf
i
x
i
=1360
Mean =
Σf
i
Σf
i
x
i
=
50
1360
=27.2
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