Question 18 4 pts Normal Distribution: Pr(X

Question 18 0.030 0.025 0.020 8 0.015 0.010 0.005 40 Normal Distribution: Pr(X < 115) 60 80 100 = 0.8413 120 140 4 pts 160 Consider the normal curve pictured above. If the random variable X represents the mean score on a standardized exam, which one of the following statements would correctly interpret the shaded area? O O O O Exactly 84 out of 100 standardized exam scores were less than 115. 84.13% of 115 or less was the standardized exam score. Out of 100 standardized exam scores, about 84 will be less than 115. There is a probability of 0.8413 of scoring 115 on the standardized exam.