Johnson Is Hired by a Company to See If a New

question 62

Multiple Choice

Johnson is hired by a company to see if a new product,Topocal,will cause hair to grow on the heads of bald men.He recruits one thousand bald men,and randomly divides them into two groups:Five hundred (group A) rub Topocal on their scalps each day;the other five hundred (group B) rub a standard skin lotion on their scalps each day.After two months,Johnson checks to see what the results have been.He finds that there has been hair growth in 7 percent of group A and in 2 percent of group B.What is the sample?

• A)bald men in general
• B)the bald men who participated in the study
• C)the men in group A
• D)the men in group B

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Definitions:

State Lottery Tickets

Tickets sold by a governmental entity, allowing participants a chance to win monetary prizes through a random drawing process.

Resistance To Extinction

The persistence of learned behavior or response patterns even after the removal of the reinforcing stimulus.

Continuous Reinforcement

A learning process where a behavior is reinforced each time it occurs, leading to faster learning but quicker extinction once reinforcement stops.

Partial Reinforcement

A conditioning strategy where only a subset of responses is rewarded, leading to more resilient behavior than continuous reinforcement.