Two Groups of Graduate Students Were Given Rats and Were

question 38

Multiple Choice

Two groups of graduate students were given rats and were told to teach them how to run mazes.Group 1 was told that they had "very smart" rats that should learn quickly.Group 2 was told that they had "very stupid" rats that should learn slowly.In actuality,neither group was any different,and the rats were randomly assigned.In spite of that,when the experiment concluded,Group 1 rats had learned the maze much more quickly.How can that be explained?

• A)experimenter effect
• B)placebo effect
• C)subject bias
• D)treatment effect

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Definitions:

Second Trimester

The period of pregnancy from week 13 to week 26, marking the middle third of the gestation period.

Fetal Movement

The motions and kicks of the fetus that can be felt by the pregnant individual, indicating the fetus's wellbeing and activity level.

Morning Sickness

A common symptom of early pregnancy characterized by nausea and vomiting.

Parent-child Attachment

The emotional bond that develops between a child and their caregiver, critical for the child's personal development and well-being.