An experiment is performed with automobile batteries. Thirty batteries are divided, at random, into three groups of 10. One group will be tested at 15° F, the second group at 70° F, and the third group at 125° F. The useful life of the battery, in hours, will be measured. The same mechanism for testing batteries is used throughout the experiment and the order of testing is randomized. What are the experimental units?
A. The useful life of the batteries
B. The batteries
C. The testing temperatures; 15° F, 70° F and 125° F
D. The mechanism for testing the batteries
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “An experiment is performed with automobile batteries. Thirty batteries are divided, at random, into three groups of 10. One group will be ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
Find the taylor series for xex about x = 0. then integrate term-by-term and substitute to show that the series
Answers (1)
Simplify 6 divided by square root of 3 plus 2
Answers (1)
Pitcher A throws a baseball 90 mph and pitcher B throws a baseball 121 ft per second, which pitcher throws faster?
Answers (2)
To buy the green and blue bikes would cost 1500$. to buy the green and red bikes would cost 750$. to buy all three bikes would cost 2000$. how much does each bike cost
Answers (1)
The two-way table displays the hair color of the sophomore (So), junior (Jr), and senior (Sr) classes at West Coast High School, represented by percents in the table. A 5-column table has 3 rows. The first column has entries Blonde, brown, total.
Answers (2)
New Questions in Mathematics
Y = 375 (.078) t growth or decay?
Answers (1)
If I have 18eggs and use 1/4 of them to make a cake how many eggs have I used?
Answers (2)
If you double a number and then add 1616 , you get two fifths 2 5 of the original number. what is the original number?
Answers (1)
B. Contains (-3, - 2) and has slope 3
Answers (1)
Mei ling will take out a student loan to pay the additional cost. the anual interest rate is 6.25%. how much will she owe in interest at the end of one year if she does not repay the loan.
Answers (1)