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In a certain research, some astrologists have speculated that people born under certain sun signs are more extroverted than people under other signs. The Eysenck Personality Inventory (EPI) was used to measure extroversion and neuroticism. The following data as follows:

In a certain research, some astrologists have speculated that people born under certain sun signs are more extroverted than people under other signs. The Eysenck Personality Inventory (EPI) was used to measure extroversion and neuroticism. The following data as follows:

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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3. In a certain research, some astrologists have speculated that people born under certain sun signs are more extroverted than people under other signs. The Eysenck Personality Inventory (EPI) was used to measure extroversion and neuroticism. The following data as follows: Sun Sign Neuroticismsp Sample Extroversion Size N SD X 78 12.80 4.63 13.57 199 13.67 5.18 13.43 82 12.58 5.34 12.97 53 15.78 4.84 15.45 Water Signs 5.25 Other Signs 5.34 Winter Signs 5.22 Summer Signs 5.03 3.3. Do the data indicate those born under water signs differ significantly from those born under other signs with respect to mean neuroticism score? Use 0.05 level of significance.
Transcribed Image Text:3. In a certain research, some astrologists have speculated that people born under certain sun signs are more extroverted than people under other signs. The Eysenck Personality Inventory (EPI) was used to measure extroversion and neuroticism. The following data as follows: Sun Sign Neuroticismsp Sample Extroversion Size N SD X 78 12.80 4.63 13.57 199 13.67 5.18 13.43 82 12.58 5.34 12.97 53 15.78 4.84 15.45 Water Signs 5.25 Other Signs 5.34 Winter Signs 5.22 Summer Signs 5.03 3.3. Do the data indicate those born under water signs differ significantly from those born under other signs with respect to mean neuroticism score? Use 0.05 level of significance.
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