The output from a statistical computer program indicates that the mean and standard deviation of a data set consisting of 200 measurements are $1,500 and $300, respectively. Suppose the data is bell-shaped and symmetrically distributed. Find the limit that 97.5% of the data points will be above. Answer: IQ scores have a bell-shaped and symmetric distribution with a mean of 100 and standard deviation of 15. What is the percentage of individuals whose IQs are between 70 and 115. Answer IQ scores have a bell-shaped and symmetric distribution with a mean of 100 and standard deviation of 15, Julia's IQ is 84th percentile. What is her IQ? Select one: a. 100 . b. 130 C. 120 116