Question

if the mean of 10, 12,18,13, k
and 17 is 15 find the value of k

Answer 1

Answer:

5

Step-by-step explanation:

(10+12+18+13+k+17)/6=15

Answer 2

Answer:

20

Step-by-step explanation:

Mean = (10+12+18+13+k+17)/6

15 = (70+k)/6

15*6 = 70 +k

90 = 70+k

k = 90-70

k = 20