Elderly and their roles. Refer to the Psychology and Aging (Dec. 2000) study of elderly people and their roles, presented Exercise 2.10 (p. 35). The table summarizing the most salient roles identified by each respondent in a national sample of 1,102 adults 65 years or older is reproduced below.
Most Salient Role | Number |
Spouse | 424 |
Parent | 269 |
Grandparent | 148 |
Other relative | 59 |
Friend | 73 |
Homemaker | 59 |
Provider | 34 |
Volunteer, club, church member | 36 |
Total | 1,102 |
Source: Krause, N., and Shaw, B. A. “Role-specific feelings of control and mortality,” Psychology and Aging, Vol. 15, No. 4, Dec. 2000 (Table 2).
a. What is the probability that a randomly selected elderly person feels that his or her most salient role is that of spouse?
b. What is the probability that a randomly selected elderly person feels that his or her most salient role is that of parent or grandparent?
c. What is the probability that a randomly selected elderly person feels that his or her most salient role does not involve being a spouse or relative of any kind?
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