Question 13 About % of the area under the curve of the standard normal distribution is outside the interval z = [ - 1.51, 1.51] (or beyond 1.51 standard deviations of the mean). After converting your answer to a percentage, round it to 2 places after the decimal point, if necessary. Do NOT type a "%" sign as part of your answer. Submit Question MacBook Pro 888 $ % & X W# 4 5 6 7 8 9 O E R T Y U O D F G H K L C V B N M