Author Question: To investigate the effect of a new medication using a multiple-group design, a researcher proposes ... (Read 56 times)

pragya sharda · **on:** Jun 20, 2018

To investigate the effect of a new medication using a multiple-group design, a researcher proposes to use matched sets to decrease error variability. Practically speaking, the most likely type of research participants would be

a) animal littermates
b) human twins.
c) animal parents and offspring.
d) human triplets.

Question 2

A research subject is searching her short-term memory of a list of five letters that were presented to her one at a time. Her task is to determine whether the list includes the target letter X.

Under what conditions would a serial self-terminating search be identical to a serial exhaustive search for this task?
a) When the letter X is in the last of the five positions searche
b) When the letter X is in the first of the five positions searched
c) When the letter X is the last of the five letters presented
d) When the letter X is the first of the five letters presented