Question

If the mean of 2,4,6,8,x,y is 5 then find the value of x+y.​

Answer 1

Answer:

x+y = 10

Step-by-step explanation:

$mean = \frac{SumOfAllObservations}{Total No.OfObservations} \\mean = \frac{2+4+6+8+x+y}{6} \\5 = \frac{20+x+y}{6} \\5*6 = 20 +x+y\\x+y= 30-20\\x+y = 10$