Question 1
Find the mean μ and the standard deviation σ of a random variable X distributed uniformly on the interval [2 - 4
, 2 + 4
].
Question 2
An experiment has six possible outcomes with values X from 0 to 5 inclusive. The probability of the outcome with value j is proportional to
. Find the mean and standard deviation of the distribution of values X.
◦ mean
, standard deviation
◦ mean
, standard deviation
◦ mean
, standard deviation
◦ mean
, standard deviation
◦ mean
, standard deviation