Chapter 6: Normal Distribution Score: 6.66/10 7/10 answered . Question 8 > On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of 116 and a standard deviation of 15. Suppose one individual is randomly chosen. Let X = 1Q of an individual. a. What is the distribution of X? X - N b. Find the probability that a randomly selected person's IQ is over 79. Round your answer to 4 decimal places. C. A school offers special services for all children in the bottom 2% for IQ scores. What is the highest IQ score a child can have and still receive special services? Round your answer to 2 decimal places. d. Find the Inter Quartile Range (IQR) for IQ scores. Round your answers to 2 decimal places. Q1: 03: IQR: Hint: Helpful videos: . Find a Probability = [+] Finding a Value Given a Probability @ [+] Hint Question Help: ) Message instructor Submit