Answer
Treatment B appears to be more effective because it was effective 289 out of 350 times (82.6%) as compared to treatment A, which was effective 273 out of 350 times (78%).
Work Step by Step
Given above.
Statistics: Informed Decisions Using Data (4th Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0321757270
ISBN 13:
978-0-32175-727-2
Chapter 4 - Section 4.4 - Assess Your Understanding - Applying the Concepts - Page 245: 14a
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