Julia spins 2 spinner one of of which is labeled 1,2, and 3 and the other is labeled 4.5, and 6

a) Represent the experiment graphically

b) Let the random variable X be the sum of the numbers from the 2 spinners

I) What type of variable is X

II) Find the probability distribution of the random variable X

iii) Determines the expected value of the variable X

iv) Estimate the standard deviation of the variable X