BACHELOR OF BUSINESS ADMINISTRATION

Detailed explanation-1: -In a longitudinal study, researchers repeatedly examine the same individuals to detect any changes that might occur over a period of time. Longitudinal studies are a type of correlational research in which researchers observe and collect data on a number of variables without trying to influence those variables.

Detailed explanation-2: -The longitudinal approach of investigation: In a longitudinal survey sequence of events is observed in each subject selected for the study. It is able to measure the pattern of change in the dependent variables over a period of time.

Detailed explanation-3: -For example, a five-year study of children learning to read would be a cohort longitudinal study. Researchers might compare environmental and other factors in the children and measure outcomes over time.

Detailed explanation-4: -Quite often, a longitudinal study is an extended case study, observing individuals over long periods, and is a purely qualitative undertaking.

Detailed explanation-5: -There are four types of longitudinal designs: trend studies, cohort studies, panel designs, and time-series designs. The different types of designs are characterized by the group that is sampled, the length of time under study, and the number of measurements obtained.