Answer the following statements true (T) or false (F)
1 A positive correlation between smoking and mental illness is evidenced by the fact that people who smoke are more likely to have a mental illness
2 Cause and effect cannot be demonstrated by observing natural correlations
3 When a correlation is observed between two variables, it is possible that one variable is causing the other
4 The matched samples technique attempts to eliminate the third-variable problem by holding it constant for each participant
5 Matched samples effectively rule out specific third-variable correlations, but matched pairs do not
1 True
2 True
3 True
4 True
5 False
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Influences such as one's parents and siblings, teachers and co-workers, peers, schools, television, and the workplace are all examples of ____ forces
a. psychological b. biological c. life-cycle d. sociocultural
Between the mid-1960s and the mid-1990s, the rate of adolescent suicide __________ in both the United States and Canada
A) doubled B) tripled C) quadrupled D) remained the same
Infertility is the inability to conceive after __________ months of trying to become pregnant
a) 3 to 6 b) 6 to 12 c) 12 to 18 d) 18 to 24
Which of the following paths will an ovum take out of a woman's body if it is not fertilized?
a. ovary, cervix, Fallopian tube, vagina b. ovary, Fallopian tube, uterus, vagina c. Fallopian tube, ovary, uterus, vagina d. vagina, uterus, Fallopian tube, ovary