Use the normal distribution of IQscores, which has a mean of 85 and a standard deviation of 12, and the following table with the standard scores and percentiles for a normal distribution to find the indicated quantity.

Percentage of scores less than 73 is ______ %

(Round to two decimal places asneeded.)

Standard score Percent -3 0.13 -2.5 0.62 -2 2.28 -1.5 6.68 -1 15.87 -0.9 18.41 -0.5 30.85 -0.1 46.02 0 50 0.1 53.98 0.5 69.15 0.9 81.59 1 84.13 1.5 93.32 2 97.72 2.5 99.38 3 99.87 3.5 99.98