Question

if the mean 11,8,13,10,X and 9 is 9.5 find the value of x​

Answer 1

Answer:

6

Step-by-step explanation:

mean = sum of observations / no.of observations

9.5 = 11+8+13+10+x+9 / 6

9.5 *6 = 51 + x

57 = 51 + x

57 - 51 = x

6 = x

Answer 2

Answer:HE HERE IS UR ANSWER

9.5=11+8+13+10+x+9/6

9.5×6=51+x

57=51+x

57-51=x

6=x

x=6

THANK U