may need to use the appropriate appendix table or technology

Last updated: 3/5/2024

may need to use the appropriate appendix table or technology to answer this question ording to a 2018 survey by Bankrate com 20 of adults in the United States save nothing for retirement CNBC website Suppose that 15 adults in the United States are selected randomly Is the selection of the 15 adults a binomial experiment Explain The selection is outcomes possible a binomial experiment because the adults are selected randomly p does not change b What is the probability that all of the selected adults save nothing for retirement Round your answer to four decimal places 0 0000 from trial to trial the trials are independent c What is the probability that exactly eight of the selected adults save nothing for retirement Round your answer to four decimal places X d What is the probability that at least one of the selected adults saves nothing for retirement Round your answer to four decimal places 0 9648 and there are 2