Question

out of 47 observation arrange in ascending order the 12th and 13th exhibition are 25 and 30 respectively what is the value of fist quartile
answer=25​

Answer 1

Answer:

Given that 12th and 13th observations are 14 and 15 respectively.

Now,

Median of all 12 observations = (Value of 6th term + Value of 7th term)/2

⇒ (14 + 15)/2

⇒ 29/2

⇒ 14.5.

Therefore, Median of all 12 observations = 14.5.