Confidence interval for a population proportion

Reference no: EM13754967

1. When a confidence interval for a population proportion is constructed for a sample size n = 100 and the value of, p =.p = .4 the interval is based on the

1) z distribution
2) t distribution
3) Exponential distribution
4) Poisson distribution
5) None of the above.

2. The second question is When the population is normally distributed, population standard deviation o is unknown and the sample size is n = 15, the confidence interval for the population mean u is based on

1) the z (normal) distribution
2) the t distribution
3) the Binomial distribution
4) the Poisson distribution
5) None of the above.

3. All of the following factors led to the 1994 genocide in Rwanda EXCEPT:

A. population growth.

B. deforestation.

C. hunger.

D. natural gas.

4. Rwanda has been heavily dependent on __________ for energy needs.

A. biomass

B. coal

C. natural gas

D. petroleum

5. According to the textbook, __________ of the world's population resides in developing countries.

A. 40%

B. 60%

C. 70%

D. 80%

6. The term __________ was supposed to represent communist countries of Eastern Europe, but the term never caught on.

A. First World

B. Second World

C. Fourth World

D. Soviet Bloc

7. In 1952, who coined the phrase "Third World"?

A. Albert Einstein

B. Alfred Sauvey

C. Richard Nixon

D. John Kennedy

8. Which of the following was NOT a demand of the "Charter of Economic Rights and Duties of States," passed by the U.N. General Assembly in 1974?

A. Transnational corporations must be regulated

B. Economic aid from rich to poor countries should be increased

C. Technology should be transferred from rich to poor

D. Natural resources must remain in developing countries

9. The term LLCD represents __________ countries.

A. first world

B. second world

C. least developed

D. technologically advanced

10. To eradicate extreme poverty and hunger, achieve universal primary education, promote gender equality and empower women, and reduce child mortality are among the self-stated goals of the:

A. WTO.

B. MDG.

C. UNDP.

11. In the article "Income Gap Widens," Hal Kane suggests that uneven income distribution influences all of the following EXCEPT:

A. migration.

B. crime rates.

C. the growth of cities.

D. birth rates.

12. The single largest environmental concern in Bangladesh is:

A. clean drinking water.

B. clean air.

C. lack of good soil for crop production.

D. acid rain from nearby countries.

13. According to your textbook, scientists are discovering that __________ is(are) currently a significant environmental problem especially in the coutries of Bangladesh, India, China, and other Asian countries.

A. laser technologies

B. cyclones

C. underground earthquakes

D. arsenic poisioning

14. According to your textbook, the reason that China has produced more grain every year than the United States has produced (since 1986) is:

A. China has more people who can grow grain.

B. China wants to be able to feed more people than the U.S. does.

C. China has more irrigated land available for grain production than the U.S. does.

D. the U.S. is more concerned about technology than about growing grain.

15. __________ is one of the few major indicators for which the ratio of production between the U.S. and China reflects the ratio of population size.

A. Bicycle production

B. Meat consumption

C. Automobile production

D. Fertilizer use

16. In Pakistan, recycling has been implemented for __________ reasons.

A. environmental

B. health

C. economic

D. aesthetic

Reference no: EM13754967

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