If `sum f_(i) = 15 , sumf_(i) x_(i) = 3p + 36` and the mean of the distribution is 3 , then find the value of p .

If the mean of the following distribution is 6, find the value of p

If the mean of the following distribution is 4, find the value of p.

If the mean of the following distribution is 54, find the value of P.

If the mean of the following distribution is 6, find the value of p.x:24610p+5f:32312

If the mean of the following distribution is 6, find the value of p.x:24610p+5f:32312

If sumf_(i)=20 , sumf_(i)x_(i)=120+y and barX=7 , then y=?

In a frequency distribution , if a =assumed mean = 55 , sumf_(i) = 100 , h = 10 and sumf_(i)mu_(i)= -30 , then find the mean of the distribution.

Find the value of p, if the mean of the following distribution is 18 :

A random variable X has poisson's distribution with mean 3. Then find the value of P(Xgt2.5) .

If sumf_(i)u_(i)=36 , sumf_(i)=100 , A=40 and h=3 , then barX=?