Miss whitney asks her class to name the person who invented the cotton gin. this question best represents a measure of

Which research model refers to the study of an individual, group, or community over a predetermined period? a. cross-sectional model b. sectional model c. cross-sequential model d. longitudinal model

Why were so many distinctive cultures able to develop over time in asia?

Calculate the iq of a 20 year old who has the mental age of 25