# Chapter 2 - Describing Distributions with Numbers - Apply Your Knowledge - Page 49: 2.2

Mean with U.S.: 2,604.28 Mean without U.S.: 2,427.71 Difference (how much the mean increases with the U.S. counted): 176.57

#### Work Step by Step

Sum of all countries (with U.S): 91150 # countries: 35 $91150 / 35 = 2604.28$ Sum of all countries (without U.S.): 82542 # countries (without U.S.): 34 $82542 / 34 = 2427.71$ $2604.28 - 2427.71 = 176.57$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.