quantity. Use the normal distribution of IQ scores, which has a mean of 75 and a standard deviation of 15, and the following table with the standard scores and percentiles for a normal distribution to find the indicated Click the icon to view the table. Data table - X Percentage of scores greater than 45 is% (Round to two decimal places as needed.) Standard Scores and Percentiles for a Normal Distribution Full data set Standard score Standard % score - 3.0 0.13 0.1 53.98 -2.5 0.62 0.5 69.15 - 2 2.28 0.9 81.59 - 15 6.68 1 84 13 - 1 15.87 1.5 93.32 - 0.9 18.41 2 97.72 0.5 30.85 2.5 99.38 - 0.1 46.02 3 99.87 0 50.00 3.5 99.98 Print Done