Loose-leaf Version for Statistics: Concepts and Controversies
9th Edition
ISBN: 9781464193002
Author: David S. Moore, William I. Notz
Publisher: W. H. Freeman
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Concept explainers
Question
Chapter 8, Problem 1CS
To determine
To explain: The way of measuring brain size according to the researchers.
Expert Solution
Answer to Problem 1CS
Solution: The size of the brain is detected by the level of intelligence according to the researcher.
Explanation of Solution
The researchers measure brain size by measuring the level of intelligence of a person. The method is to assume that the person who is more intelligent have large brain, while the person who is not so intelligent does not have large brain.
To determine
To explain: The measure to detect brain size is valid, reliable, or biased.
Expert Solution
Answer to Problem 1CS
Solution: The measure to detect brain size is biased.
Explanation of Solution
The researchers measure brain size by measuring the level of intelligence of a person. The measure to detect brain size is not valid and reliable. It is biased as there are possibilities that only that person can be chosen who is more intelligent.
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Chapter 8 Solutions
Loose-leaf Version for Statistics: Concepts and Controversies
Ch. 8 - Prob. 1CSCh. 8 - Prob. 2CSCh. 8 - Prob. 3CSCh. 8 - Prob. 1CTBCh. 8 - Prob. 2CTBCh. 8 - Prob. 3CTBCh. 8 - Prob. 4CTBCh. 8 - Prob. 5CTBCh. 8 - Prob. 6CTBCh. 8 - Prob. 7CTB
Ch. 8 - Prob. 8ECh. 8 - Prob. 9ECh. 8 - Prob. 10ECh. 8 - Prob. 11ECh. 8 - Prob. 12ECh. 8 - Prob. 13ECh. 8 - Prob. 14ECh. 8 - Prob. 15ECh. 8 - Prob. 16ECh. 8 - Prob. 17ECh. 8 - Prob. 18ECh. 8 - Prob. 19ECh. 8 - Prob. 20ECh. 8 - Prob. 21ECh. 8 - Prob. 22ECh. 8 - Prob. 23ECh. 8 - Prob. 24ECh. 8 - Prob. 25ECh. 8 - Prob. 26ECh. 8 - Prob. 27ECh. 8 - Prob. 28ECh. 8 - Prob. 29ECh. 8 - Prob. 30ECh. 8 - Prob. 31ECh. 8 - Prob. 32ECh. 8 - Prob. 33E
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