For the standard normal distribution, the area between z = 0 and z = 2.57, rounded to four decimal places, is:
For the standard normal distribution, the area to the right of z = -1.77, rounded to four decimal places, is:
For the standard normal distribution, the area between z = 0.53 and z = 1.37, rounded to four decimal places, is:
The GMAT scores of all examinees who took that test this year produce a distribution that is approximately normal with a mean of 460 and a standard deviation of 38.
The probability that the score of a randomly selected examinee is between 400 and 480, rounded to three decimal places, is:
The probability that the score of a randomly selected examinee is less than 370, rounded to three decimal places, is:
The probability that the score of a randomly selected examinee is more than 530, rounded to three decimal places, is:
