Question

वर्ग अतराल। fi
50 - 70 | 8
70 - 90 | 12
90 - 110 | 13
110 -130 | 27
130 -150 | 18
150 - 170 | 22
माध्यक ज्ञात करो​

Answer 1

Answer:

13-18

Step-by-step explanation:

8,12,13,18, 22,27

n=6

n/2

6/2=3

so the 3rd and 4th is