Question 1

Please identify whether the following study represents an independent samples or paired samples design. If it is paired samples, then please specify which type of paired samples design; and degree of freedom

A. Research suggests a relationship between TV viewing and habits of 5 year old children and their future performance in high school. The researcher first surveys the parents of (n=15) 5 year olds to obtain the information on the family TV viewing habits during the time that the students were 5 years old. Then their average high school grades was obtained to compare.

B. Researchers wanted to see if 6 year old girls and boys had different verbal skills while socializing with their peers. Thirteen 6 year old boys were selected and were paired with the girls with the same age, SES, GPA, and height.

C. At csn, 20 students were randomly selected in a psychology class and 20 from a history class to see if their overall class grade was any different.

D. 23 and me is company that provides a genetic analysis on customers who wish to learn more about their ancestry. It allows the company to conduct studies to compare whether the current generation resembles their ancestors in several demographic variables. Thirty females in their 20's were compared with their grandmothers on 15 part physical traits.

View keyboard shortcuts