A potentially huge hurricane is forming in the Caribbean, and there is some chance that it might make a direct hit on Hilton Head Island, South Carolina, where you are in charge of emergency preparedness. You have made plans for evacuating everyone from the island, but duh n evacuation is obviously costly and upsetting for all involved, so the decision to evacuate shouldn’t be made lightly. Discuss how you make such a decision. Is EMV a relevant concept in this situation? How would you evaluate the consequences of uncertain outcomes?

A tree researcher wishes to test the claim made by a colleague that trees of a certain species in a forest to the north are the same height as the same species in a forest to the south. The researcher collected samples from both forests. In the northern forest, the sample size was 9 trees, the sample average was 32.7 ft, and the sample standard deviation was 6.9 ft. In the southern forest, the sample size was 12 trees, the sample average was 35.4 ft, and the sample standard deviation was 5.6 ft. With alpha = 0.1, test the claim.

4. In a sample of 10 people in Japan average life expectancy is 85 years with a sample standard deviation of 3 years. In a sample of 8 people in South Korea, the corresponding numbers are 82 years and 2 years.

(a) Find a 95% confidence interval for the population average difference in life expectancy.

(b) Suppose you wish to test the null that the two population life expectancy values are equal against the alternative that they are different. Find a range in which the P-value must fall.

Short essay questions.

Typed answers, please

6) Why and how did the South and the West of the U.S. catch up with the Northeast in terms of population, economic growth, and industrial output?

7) How does California differ from the other states?

8)  Why has Quebec sought separation from the Canadian federation?

9) How does Canada differ from the United States?

10) What is NAFTA? What have been the benefits of NAFTA to its members?

You are employed by a market research agency that has just been contracted by Woolworths in South Africa to conduct a study examining the relationship between retail crowding and shopping satisfaction. Write an essay in which you discuss the research methods you propose to employ to conduct the research. The term ‘research methods’ refers to a number of factors that need to be discussed. Please structure your essay using the following headings:

 Research approach and design;  Participants and sampling;  Measurement;  Data analysis; and  Ethical considerations.

One hundred students were placed into two groups. The two groups were the South Beach diet and Keto diet. Below are the data for pounds lost after 1 month of dieting. Assume the data are normal and that the sample size is 100 (but, use the values you have). Tell me if there is a difference between the two diets. Show all of your work.

You are a member of the social sciences research team and are tasked with the following:  Write a 1-page literature review on the ‘common’ traumatic incidents experienced daily by average South Africans.  Discuss the potential effects of witnessing such traumatic incidences daily.  Discuss the theoretical approach most applicable to understanding such incidences.  Discuss the intervention strategy and trauma counselling approach most applicable to alleviating the impact/effects of such traumatic incidences. You may choose to focus on one traumatic incidence to discuss an intervention strategy

You are employed by a market research agency that has just been contracted by Woolworths in South Africa to conduct a study examining the relationship between retail crowding and shopping satisfaction. Write an essay in which you discuss the research methods you propose to employ to conduct the research.

The term ‘research methods’ refers to a number of factors that need to be discussed. Please structure your essay using the following headings:  Research approach and design;  Participants and sampling;  Measurement;  Data analysis; and  Ethical considerations.

22a.        What would be the peak runoff rate by the NRCS Soil-Cover-Complex method for a 100 year return period for a watershed in coastal South Carolina with the following practices? Use the NRCS curve number method to find the time of concentration.

most developing countries such as South Africa, Zambia, Tanzania, Mozambique, Nigeria etc, are battling to contain inflation at a desirable levels. on the other hand, some developed economies are battling with deflation. using relevant macroeconomic theories to support your arguments:

a) write a detailed review of the challenges posed by deflation within an economy. your answer should cover all sectors including the business, government and the society as well as other macroeconomic indicators ( GDP, unemployment, interest rate etc.) ( 25 marks)