Convenience sampling is a non-probability sampling method where data is collected from an easily accessible and available group of people. The individuals in the sample are selected not because they are most representative of the entire population, but because they are most easily accessible to the researcher.| Simply Psychology
External validity refers to the extent to which the results of a study can be generalized beyond the specific context of the study to other populations, settings, times, and variables.| Simply Psychology
Sampling bias occurs when certain groups of individuals are more likely to be included in a sample than others, leading to an unrepresentative sample.| Simply Psychology
Maslow’s Hierarchy of Needs is a motivational theory in psychology proposed by Abraham Maslow. It organizes human needs into five levels: physiological, safety, love and belonging, esteem, and self-actualization. Often visualized as a pyramid, this hierarchy suggests that human motivation progresses from basic survival needs to complex psychological and self-fulfillment goals.| Simply Psychology