Question

1. In a taste test of Pepsi vs Coke, suppose 55% of tasters cannot correctly identify which cola they are drinking. Suppose that 6 tasters participate in a test by drinking. Random variable X represents the number of tasters who succeed. Draw the probability mass function (PMF). (3 pts) Note 1: For histogram, provide a bar at each of z. Note 2: For histogram, be sure to mark the height of each bar. Hint: Choosing k out of n, there are Ia-y different combinations. tlowing quantities (5 pta) (a) P[x s3]( pt) (b) P[2 21 (2 pts)

Answer 1