Question

if the mean of first 11 natural number is 2k/3 then find K​

Answer 1

Answer:

k is 9

Step-by-step explanation:

mean = sum of all observations/no.of observation

given mean is 2k/3

mean:

( 1+2+3+4+5+6+7+8+9+10+11 ) / 11 = 2k/3

66/11 =2k/3

6=2k/3

18 = 2k

k = 9