Mathematics, 02.04.2020 02:01 ashvinmsingh
Mikayla and Mackenzie began arguing about who did better on their tests, but they couldn't decide who did better given that they took different tests. Mikayla took a test in Science and earned a 75, and Mackenzie took a test in Social Studies and earned a 69.2. Use the fact that all the students' test grades in the Science class had a mean of 71.2 and a standard deviation of 10, and all the students' test grades in Social Studies had a mean of 60.9 and a standard deviation of 8.6 to answer the following questions.
a) Calculate the z-score for Mikayla's test grade.
b) Calculate the z-score for Mackenzie's test grade.
c) Which person did relatively better?
i. Mikayla
ii. Mackenzie
iii. They did equally well
Answers: 2
Mathematics, 21.06.2019 17:00, uuuugggghhhh2463
At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%
Answers: 1
Mathematics, 21.06.2019 23:30, JellalFernandes
Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same
Answers: 1
Mikayla and Mackenzie began arguing about who did better on their tests, but they couldn't decide wh...
Computers and Technology, 19.02.2020 19:12
Physics, 19.02.2020 19:12
Health, 19.02.2020 19:12
Mathematics, 19.02.2020 19:13
History, 19.02.2020 19:13
Mathematics, 19.02.2020 19:13