Question

Complete the probability distribution table on your own paper. Answer the question in the text box below. What is the probability of drawing exactly one blue marble? Write a simplified fraction.

Answer 1

The probability mass function of random variable X which represents the number of blue marbles drawn in 2 draws with replacement.

X | P(X)

0 | 0.390625

1 | 0.46875

2 | 0.140625

The probability of drawing exactly one blue marble = 0.46875

0.46875 as a simplified fraction is ------ 15/32

Explanation: