Question

Betty decided to conduct an experiment on the effectiveness of a new anti-anxiety pill. She decided that participants who had been diagnosed with anxiety would be in the treatment group and participants who had never been treated for anxiety would be the control group. Which aspect of proper research design did Betty ignore? A. observational learning B. the curry 3 point-effect C. placebo effect D. random assignment

Answer 1

Answer:

D. random assignment                                                                                                            

Explanation:      

Random assignment: In a psychological experiment, the term random assignment is defined as the utility of chance procedures in research or an experiment to make sure that every subjects or participants have the probability of getting assigned to any particular group. The groups in which the participants or the subjects are randomly assigned is the treatment group, experimental group, etc.

In the question above, Betty ignored the random assignment aspect of proper research design.