Loose-leaf Version for Statistics: Concepts and Controversies 9E & LaunchPad
Loose-leaf Version for Statistics: Concepts and Controversies 9E & LaunchPad
9th Edition
ISBN: 9781319124779
Author: David S. Moore, William I. Notz
Publisher: W. H. Freeman
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Chapter 6, Problem 1CS
To determine

To explain: The phrase “statistically significant.”

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Answer to Problem 1CS

Solution: The “statistically significant” can be interpreted as there is strong indication that the withdrawal symptoms can occur too frequently just by chance when the subjects get the capsules that do not contain caffeine.

Explanation of Solution

The statistically significant result indicates that there is a strong signal that the results can occur too frequently just by chance.

In the provided study, a number of subjects displayed withdrawal symptoms when they got the capsules that did not contain caffeine. The amount of the symptoms was measured as statistically significant. Here, “statistically significant” can be explained as there is a strong evidence that the withdrawal symptoms can occur too frequently just by chance when the subjects get the capsules that do not contain caffeine.

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