Large-Scale Research Project Known as the Midlife in the United

Multiple Choice

large-scale research project known as the Midlife in the United States (MIDUS) National Survey included questions pertaining to personal health that was sent out to 7000 participants between the ages of 25 and 74. This type of study in which data is gathered at one time from groups of participants who represent different age groups is an example of what general type of research design?

A) cross-sectional
B) longitudinal
C) sequential
D) panel