AnswersProbability and Statistics with Applications Honors Sem-2-FL-1210300 2024-2025Significance Tests and Confidence IntervalsQuestion 167575
167575
AssignmentMultiple Select
Significance Tests and Confidence Intervals
Question 167575 • Probability and Statistics with Applications Honors Sem-2-FL-1210300 (2024-2025)
The power of this test to reject 7.5 hours, if the true mean of = 7, is 0.65.Select all options that would have increased the power of this test:
Answer
A
Use n = 20 instead of n = 30.B
Use n = 40 instead of n = 30.C
Use = 0.10 instead of = 0.05.
D
Use = 0.01 instead of = 0.05.E
Attempt to detect = 6.5 instead of = 7.F
Attempt to detect = 7.25 instead of = 7.