Amelia takes online practice tests as part of her preparation for a competitive examination. If the tests are known to be highly reliable, which of the following would most accurately be the correlation coefficient of her test results over a seven-day period?
A. 0.5
B. 0.72
C. 0
D. 0.43
E. 0.99
Answer: E. 0.99
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.