-Refer to Table 4.1. If a case is selected randomly from the distribution, what is the approximate probability that its value will be between 1.75 standard deviations above the mean and 2 standard deviations above the mean?
A) 0.01
B) 0.02
C) 0.05
D) 0.07

Question

-Refer to Table 4.1. If a case is selected randomly from the distribution, what is the approximate probability that its value will be between 1.75 standard deviations above the mean and 2 standard deviations above the mean?
A) 0.01 
B) 0.02 
C) 0.05 
D) 0.07

Quizplus · Accepted Answer

The probability of a value being between 1.75 and 2 standard deviations above the mean in a normal distribution is approximately 0.02.