What is the corresponding standard deviation

Assignment Help Management Theories

Reference no: EM131460510

Question: In recent analyses of Census figures, one in four American counties have passed or are approaching the tipping point where black, Hispanic, and Asian children constitute a majority of the under-20 population (New York Times, August 6 , 2008). Racial and ethnic minorities now account for 43% of Americans under 20.

a. What is the expected number of under-20 whites in a random sample of 5,000 Americans? What is the corresponding standard deviation?

b. What is the expected number of racial and ethnic minorities in a random sample of 5,000 under-20 Americans? What is the corresponding standard deviation?

c. If you randomly sample six American counties, what is the probability that for the under-20 population, whites have a clear majority in all of the counties?

Reference no: EM131460510

Questions Cloud

What would have been corresponding probability in given year : The percentage of Americans who have confidence in U.S. banks dropped to 23% in June 2010, which is far below the pre-recession level of 41% reported in June 20

What journal entry would oi have made : What journal entry would OI have made to record the additiuonal $295 million of asbestos liability? You can ignore income taxeffects.

Narrative-some retirement planning : Narrative: A young couple, age 25, is doing some retirement planning. They plan to retire in 40 years at age 65.

How the ratios are likely to change over the next five years : Imagine that you are a chief financial officer. Based on the companies you choose, speculate on how the ratios are likely to change over the next five years.

What is the corresponding standard deviation : In recent analyses of Census figures, one in four American counties have passed or are approaching the tipping point where black, Hispanic, and Asian children.

Explain how the police agency effectively engaged community : you will get an opportunity to analyze actual problems solved in a community policing environment. Try to use the Scanning, Analysis.

Cost of preferred stock remains constant from year to year : The cost of preferred stock is unaffected by the issuer's tax rate. The cost of preferred stock remains constant from year to year.

Find probability of random sample of sikh wear a turban : Sikhism, a religion founded in the 15th century in India, is going through turmoil due to a rapid decline in the number of Sikh youths who wear turbans.

Important to save for retirement : Each was 22 years old and began working in their chosen career path. The both realize that it’s important to save for retirement.

User Account

All Pages