Presentation on theme: "Which of the following probability experiments represents a binomial experiment? A.Asking 50 adults the amount of their last cell phone bill B.Asking 10."— Presentation transcript:
IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the probability a randomly selected person has an IQ score greater than 120. Slide 7- 6
Forty two percent of children say they prefer Chunky Peanut Butter.If a random sample of 83 children are questioned: a.Find the probability that less than 28 of them prefer Chunky Peanut Butter. b.Find the probability that at least 25 but not more than 62 prefer Chunky Peanut Butter.