AI Tutor
Back to 7.2 The Central Limit Theorem for Sums (Optional)

7.2 Exercise 21

Avg difficulty 2.5


Use the following information to answer the next six exercises: A researcher measures the amount of sugar in several cans of the same type of soda. The mean is 39.01 with a standard deviation of 0.5. The researcher randomly selects a sample of 100.

Find the probability that the sums will fall between the z-scores –2 and 1.

OpenStax Statistics, 7.2 The Central Limit Theorem for Sums (Optional), exercise 21

AI Tutor

Adapted from Statistics © 2022 Rice University. Licensed under CC BY 4.0. Source: Statistics. Imported at revision 7dea80a.