Critical value of rSS =. _.This relationship _ significant.Do the data suggest that increased learning ability caused starlings to have greater social status? a. Yes. Only greater social status could have caused an increase in both learning ability and social status. b. No. Greater social could not have caused an increase in both learning ability and social status. Some other third variable could have caused an increase in both learning ability and social status. c. Not necessarily. Greater social status could have caused Ranked Social RankLearning ScoreD1?0.25D220.25D3?1D4?0.250.25D6?1D72D3?D920.25D1022.256ED²39n(n2- 1)990I's0.961ΣΧΣΥSSxSSYΣΧΥSPrsBased on this correlation, is there a significant relationship between social rank and learning ability? Use a two-tailed test with a = .05. End-of-Chapter Problems: Chapter 14 Correlation and Regression11. Gravetter/Wallnau/Forzano, Essentials - Chapter 14 - End-of-chapter question 11It appears that there is a significant relationship between cognitive ability and social rank, at least for birds. Boogert, Reader, and Laland (2006)measured social rank and individual learning ability for a group of starlings. The following data represent results similar to those obtained in the study.SubjectSocial RankLearning ScoreA1В1027311E19F417G17H4I41223Because social rank is an ordinal variable, the Spearman correlation is appropriate for these data. The social rank categories and the learning scoresshould both be converted to ranks before the correlation is computed. (Use three decimal places for the correlation.)Ranked Social RankLearning ScoreLO

The Spearman's rank correlation method is based on the ranks. It is used to deal with qualitative…

Answered: Critical value of rSS =. _. This…

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Critical value of rSS =. _.

This relationship _ significant.

Do the data suggest that increased learning ability caused starlings to have greater social status?

a. Yes. Only greater social status could have caused an increase in both learning ability and social status.

b. No. Greater social could not have caused an increase in both learning ability and social status. Some other third variable could have caused an increase in both learning ability and social status.

c. Not necessarily. Greater social status could have caused

Ranked Social Rank
Learning Score
D1?
0.25
D22
0.25
D3?
1
D4?
0.25
0.25
D6?
1
D72
D3?
D92
0.25
D102
2.25
6ED²
39
n(n2- 1)
990
I's
0.961
ΣΧ
ΣΥ
SSx
SSY
ΣΧΥ
SP
rs
Based on this correlation, is there a significant relationship between social rank and learning ability? Use a two-tailed test with a = .05.

End-of-Chapter Problems: Chapter 14 Correlation and Regression
11. Gravetter/Wallnau/Forzano, Essentials - Chapter 14 - End-of-chapter question 11
It appears that there is a significant relationship between cognitive ability and social rank, at least for birds. Boogert, Reader, and Laland (2006)
measured social rank and individual learning ability for a group of starlings. The following data represent results similar to those obtained in the study.
Subject
Social Rank
Learning Score
A
1
В
10
2
7
3
11
E
19
F
4
17
G
17
H
4
I
4
12
2
3
Because social rank is an ordinal variable, the Spearman correlation is appropriate for these data. The social rank categories and the learning scores
should both be converted to ranks before the correlation is computed. (Use three decimal places for the correlation.)
Ranked Social Rank
Learning Score
LO

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