Consider the following probability distribution The Normal d

Consider the following probability distribution The Normal distribution with mean 22.1 & variance 5.0367 The Binomial distribution with p = 0.5 The x2 distribution on 14 degrees of freedom which of the above are symmetric distributions? (i), (ii), (iii) (i), (ii) only (i), (iii) only only (i) only (iii)

Solution

Answer is b.

The chi square distribution is symmetric for df >=30.