Question

The median of 9 observations arrange in the ascending order is 15 . What is the number of observation greater than 15 ?
(a) 4
(b) 3
(c) 2
(d) 1
It's urgent please answer
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Answer 1

Since median is 15. ∴ middle value is 15. ⇒ x−3=15⇒x=18.

Answer 2

Answer:

since median is 15 . middle value is 15 .

x - 3 = 15

x = 15 + 3

x = 18

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