Chapter 15:
INDUCTIVE GENERALIZATIONS
- Self-Quiz, Part A -


Multiple Choice:
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No. of Questions = 14

In this exercise, you will be given a generalization, followed by one or more numbered statements. Your task is to determine whether the numbered statements provide inductive support for the generalization. Indicate one of the following for each statement:

Confirms if the statement confirms the generalization;
Disconfirms if it disconfirms the generalization;
Irrelevant if it is irrelevant to the generalization.

The numbered statements may give confirming or disconfirming instances for the generalization, or provide information that affects the plausibility of the generalization.

1 Generalization: Expensive clothes are always made of natural fabrics.
1) I have never seen a $500 men's suit made of polyester or other synthetic material
2) I sometimes see silk blouses at very low prices.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
2 Generalization: Expensive clothes are always made of natural fabrics.
1) I have never seen a $500 men's suit made of polyester or other synthetic material
2) I sometimes see silk blouses at very low prices.
What type of support does statement 2) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
3 Generalization: A red sun in the evening means good weather the next day.
1) The prevailing winds come from the west
2) The sun was red last night but it's raining today.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
4 Generalization: A red sun in the evening means good weather the next day.
1) The prevailing winds come from the west
2) The sun was red last night but it's raining today.
What type of support does statement 2) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
5 Generalization: Nuclear power is a relatively safe method of generating energy.
1) Nuclear plants in the U.S. have not caused a single death
2) Many people are frightened of nuclear plants.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
6 Generalization: Nuclear power is a relatively safe method of generating energy.
1) Nuclear plants in the U.S. have not caused a single death
2) Many people are frightened of nuclear plants.
What type of support does statement 2) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
7 Generalization: People who have major differences in their standards of personal hygiene do not find each other sexually attractive.
1) Jack and Jill, whose relationship is pretty casual, have similar standards.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
8 Generalization: China's economy is expanding rapidly.
1) Last year, 20% of urban Chinese families had a decline in real income
2) Rural industrial output in China grew 37% in 1987.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
9 Generalization: China's economy is expanding rapidly.
1) Last year, 20% of urban Chinese families had a decline in real income
2) Rural industrial output in China grew 37% in 1987.
What type of support does statement 2) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
10 Generalization: Broadcasting firms make large profits.
1) Profits at broadcasting firms last year were up 82% over the previous year
2) Over the last five years, profits of broadcasting firms averaged 20% of revenues, as against 8% for all companies.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
11 Generalization: Broadcasting firms make large profits.
1) Profits at broadcasting firms last year were up 82% over the previous year
2) Over the last five years, profits of broadcasting firms averaged 20% of revenues, as against 8% for all companies.
What type of support does statement 2) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
12 Generalization: Women are more concerned with relationships than men are.
1) 200 people, randomly chosen from those found on a southern California beach, were asked whether they preferred a team sport (volleyball) or an individual sport (motorcycle racing). 82% of the women chose volleyball, while 55% of the men chose motorcycle racing.
a) Confirms
b) Disconfirms
c) Irrelevant
13 Generalization: Most students at Metropolis University are from the local area.
1) 12% of the students live in dormitories
2) During the summer vacation, the population of Metropolis is 10,000, but enrollment in the University is 35,000.
What type of support does statement 1) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant
14 Generalization: Most students at Metropolis University are from the local area.
1) 12% of the students live in dormitories
2) During the summer vacation, the population of Metropolis is 10,000, but enrollment in the University is 35,000.
What type of support does statement 2) provide for this generalization?
a) Confirms
b) Disconfirms
c) Irrelevant


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