b. What is the probability of receiving exactly two junk emails in a sixhours interval? c. What is the probability of receiving less than two junk emails arrive in a sixhours interval? cl. What is the probability of receiving two or more junk email in a sixhours interval? 7. A recent survey found that 83% of Canadian were satised with their current jobs. Answer the following questions based on a random sample of 10 Canadian workers: a. What is the probability that exactly six employees were satised with their currentjobs? b. What is the probability that exactly nine employees were satised with their current jobs? c. What is the probability that either four or ve employees were sased with their current jobs? d. What are the mean and standard deviation for this distribution