Which of the following studies would NOT have a possible threat of observer bias?
A) A study looking at the relationship between the frequency of eating fruits and vegetables and general physical fitness
B) A study looking at the relationship between college GPA and SAT scores
C) A study looking at the number of hours spent listening to music and singing ability
D) A study looking at the rate of text messaging in a day and writing/English composition skill
E) All of the above studies run the risk of observer bias

Question

Quizplus · Accepted Answer

Observer bias occurs when the observer's expectations influence the interpretation of the data. In option B, the variables being studied (college GPA and SAT scores) are objective measures, so observer bias is less likely to occur compared to the other options, which involve subjective assessments, making them more susceptible to observer bias.

Which of the Following Studies Would NOT Have a Possible