Self-esteem is a widely discussed concept. (See Baumeister et al., 2003, for a review.) The two problems that follow are based on Diener, Wolsic, and Fujita (1995).
a. The researchers measured participants' self-esteem and then had them judge their own physical attractiveness. Calculate rs and test for statistical significance.
|
Self-esteem scores
|
40
|
39
|
37
|
36
|
35
|
32
|
28
|
24
|
20
|
16
|
12
|
7
|
|
Self-judged attractiveness
|
97
|
99
|
100
|
93
|
59
|
88
|
83
|
96
|
90
|
94
|
70
|
78
|
b. As part of the same study, the researchers had others judge photographs of the participants for attractiveness. Calculate rs and write a conclusion that is based on both data sets in the problem.
|
Self-esteem scores
|
28
|
39
|
24
|
40
|
37
|
16
|
32
|
36
|
20
|
7
|
35
|
12
|
|
Other-judged attractiveness
|
28
|
43
|
26
|
37
|
29
|
49
|
54
|
25
|
40
|
34
|
60
|
31
|