Mathematics, 13.10.2020 16:01, cece4874
A finance magazine did a survey and found that the average American family spends $1,600 on a summer vacation. If the distribution is normal with standard deviation $411, find the amount a family would have spent to be the 80th percentile.
Answers: 3
Mathematics, 21.06.2019 21:40, calebhoover03
Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000
Answers: 2
A finance magazine did a survey and found that the average American family spends $1,600 on a summer...
English, 28.08.2019 18:10