Answer
a) Same conclusions
b)95%
Work Step by Step
a) If we use the hypothesis from part 1, then all three methods will end up in the same conclusion.
b) Confidence level=1-significance level=1-0.05=0.95=95%.
Elementary Statistics (12th Edition)
by Triola, Mario F.
Published by
Pearson
ISBN 10:
0321836960
ISBN 13:
978-0-32183-696-0
Chapter 9 - Inferences from Two Samples - 9-3 Two Means: Independent Samples - Basic Skills and Concepts - Page 463: 4
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