Q14.Quartile deviation of 1, 2, 3, 4, 5, 6, 7 is 2 Hence quartile deviation of 6.6, 9.6, 12.6, 15.6, 18.6,
21.6, 24.6 is:
(a)6
(b)32
(c)7.2
(d)9.6
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Answer:
a. 6 is a correct answer
Explanation:
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