Assume that Latan and Darley want to demonstrate the external validity of their 1968 experiment on bystander intervention. To do this, they conduct a study in which participants solve crossword puzzles alone, or in large or small groups.
While the participants are working on the puzzles, they overhear a woman fall from a ladder and cry out, Oh, my leg I can't move it The researchers then observe and record the number of participants who attempt to help. The study described here represents a(n) ________ of the original seizure study.
a. manipulation check
b. replication
c. needless duplication
d. encore
Question 2
Mario conducts a study on what Caucasians perceive as physically attractive, then conducts the same study with African Americans, and then with Asian Americans as the sample. Mario is using ________ to determine the external validity of his findings.
a. meta-analysis
b. a cover story
c. surveys
d. replications
scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by
External beam radiotherapy.
External oblique
Structures of external, middle, and inner ear
In a double-slit experiment, the slit separation is 1.75 mm, and two coherent wavelengths of ...