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 men (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 if Johnson had started with 2,000 bald men (1,000 in each group) and got the same 7 and 2 percent figures? Would this have made any difference for the significance of Johnson's results?

A. Yes: It changes them from significant to insignificant.
B. Yes: It changes them from insignificant to significant.
C. No: They were insignificant before, and this leaves them that way.
D. No: They were significant before, and this leaves them that way.


Answer: D

Philosophy & Belief

You might also like to view...

In Mark's Gospel, the only person who recognized the significance of Jesus' death was

A. Mary. B. an unnamed Roman soldier. C. Peter. D. James.

Philosophy & Belief

An essential property of a bicycle is

A. red paint. B. two wheels. C. reflectors. D. banana seat. E. horn.

Philosophy & Belief

INSTRUCTIONS: Select the best answer for each argument. The first rule of good behavior is always be yourself. Therefore, professional actors, who adopt the role of someone other than themselves, are behaving improperly

A) No fallacy. B) Begging the question. C) Tu quoque (you, too). D) Weak analogy. E) Accident.

Philosophy & Belief

Parfit's Transporter Tale thought experiment is intended to show that

A. psychological continuity is sufficient for personal identity. B. the replicate Parfits are numerically identical to Parfit. C. teletransporters will never be technically possible. D. psychological continuity is not enough for personal identity.

Philosophy & Belief