Question 1
Dr. Stamina's longitudinal study on Native American personality styles was criticized because he failed to enlist participants who adequately represented the Native American population. This limitation is known as
◦ cohort effects.
◦ selective attrition.
◦ practice effects.
◦ biased sampling.
Question 2
Dr. Zielke's research shows that the death of a spouse in old age is correlated with a decline in the surviving partner's physical health. Which of the following conclusions is supported by this study?
◦ The death of a spouse causes a decline in the surviving partner's physical health.
◦ The death of a spouse is related to a decline in the surviving partner's physical health.
◦ A decline in a surviving partner's physical health can cause the death of a spouse.
◦ A third variable, such as memory loss, causes a surviving partner's decline in physical health.
Major Causes of Death in U.S by Age Group
The Decline of Two-Parent Families
The end of a typical line wrench, which shows that it is capable of grasping most of the head of ...
Research Report Evaluation Worksheet
Operations Research
RESEARCH TECHNIQUE