Question 22 Points out of 5.00 A probability distribution has a moment- generating function of the following form: M(t) = (1 - b+ bexp(t))a Identify the probability distribution. Select one: Gamma distribution with shape parameter a and scale parameter b O Binomial distribution with b trials and success probability a O Normal distribution with mean b and standard deviation a O Binomial distribution with a trials and success probability b O Normal distribution with mean a and standard deviation b OQuestion 23 Points out of 5.00 A probability distribution has a moment- generating function of the following form: M (t ) = (1 - bt ) -a. Identify the probability distribution. Select one: Normal distribution with mean b and standard deviation a O Normal distribution with mean a and variance b O Gamma distribution with shape parameter a and scale parameter b O Binomial distribution with 6 trials and success probability a O Binomial distribution with a trials and success probability b O