# Question

A recent survey found that only 45% of Americans were satisfied with their current jobs. Answer the following questions based on a random sample of 15 American workers:
a. What is the probability that exactly six employees were satisfied with their current jobs?
b. What is the probability that exactly nine employees were satisfied with their current jobs?
c. What is the probability that either four or five employees were satisfied with their current jobs?
d. What are the mean and standard deviation for this distribution?
e. Construct a histogram for this distribution.

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