AP PSYCHOLOGY

Detailed explanation-1: -Cross-sectional research designs are used to examine behavior in participants of different ages who are tested at the same point in time.

Detailed explanation-2: -Definition. Cross sectional research is a study in which subjects of different ages are compared at the same time. It is often used in developmental psychology, but also utilized in many other areas including social science, education and other branches of science.

Detailed explanation-3: -Cross-sectional study is defined as an observational study where data is collected as a whole to study a population at a single point in time to examine the relationship between variables of interest.

Detailed explanation-4: -Longitudinal studies and cross-sectional studies are two different types of research design. In a cross-sectional study you collect data from a population at a specific point in time; in a longitudinal study you repeatedly collect data from the same sample over an extended period of time.

Detailed explanation-5: -Cross-sectional study design is a type of observational study design. In a cross-sectional study, the investigator measures the outcome and the exposures in the study participants at the same time.