Exercise 16 Name____________________________ Date______________________ 1. On an IQ test, the mean is 100 points and the standard deviation is 15 points. Assume the scores are normally distributed. Label the graphic below using the mean and standard deviation, then use the percentages in the graphic to answer the following questions. a. What score would it take to be in the top 84%? _________ b. What is the probability of someone scoring higher than 100? _________ c. What is the chance of scoring below 85? _________ d. What is the chance of scoring above 145? _________ e. What is the probability of scoring between 85 and 115? _________ f. What is the ranking (percentile) of someone who scores 130? _________ g. What is the highest score one can have and still be in the bottom 84%? _________ h. What is the lowest score one can have and still be in the top 97.5%? _________ 2. On the SAT, the mean is 500 points and the standard deviation is 100 points. Assume the scores are normally distributed Label the graphic below using the mean and standard deviation, then use the percentages in the graphic to answer the following questions. a. Patrick scores 800