(Steps Shown) The Employee Benefit Research Institute reports that 69% of all workers reported that they had saved some money for retirement. Assuming that


Question: The Employee Benefit Research Institute reports that 69% of all workers reported that they had saved some money for retirement. Assuming that 5 people are randomly selected, find the following based on the table below.

  1. In creating the binomial table above, what values were used for n and p ?
  2. What must the sum of the "exactlies" add up to?
  3. What is the probability that 0 people had saved for retirement?
  4. What is the probability that less than 2 had saved for retirement?
  5. What is the probability that 2 or more had saved for retirement?
  6. What is the probability that 3 or more had saved for retirement?
  7. Graph the binomial distribution with a histogram. Label your axes.

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