Directions: Construct the probability distribution for the random variable described in the given situation. Four coins are tossed. Let Z be the random variable representing the number of heads that occur. Find the values and probability of the random variable Z. Steps Solutions 1. List the sample space. 2. Count the number of heads in each outcome and assign this number to this outcome. 3. Construct the frequency distribution of the values of the random variable Z. 4. Construct the probability distribution of the random variable Z.​