Question

what is the value of the first quartile for observations 15,18,10,20,23,28,12,16?​

Answer 1

Answer:

might it's help you

Step-by-step explanation:

15,18,10,20,23,28,12,16

asending order

10,12,15,16,18,20,23,28

use formula

(n+1)/2

n=8

(8+1)/2

5 observations

18 is answer