Question: The Chartered Financial Analyst CFA designation is fast becoming a
The Chartered Financial Analyst (CFA®) designation is fast becoming a requirement for serious investment professionals. Although it requires a successful completion of three levels of grueling exams, it also entails promising careers with lucrative salaries. A student of finance is curious about the average salary of a CFA® charter-holder. He takes a random sample of 36 recent charter-holders and computes a mean salary of $158,000 with a standard deviation of $36,000. Use this sample information to determine the 95% confidence interval for the average salary of a CFA ® charter-holder.
Answer to relevant QuestionsThe Sudoku puzzle has recently become very popular all over the world. It is based on a 9 x 9 grid and the challenge is too ill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through ...Suppose the 90% confidence interval for the mean SAT scores of applicants at a business college is given by [1690,1810]. This confidence interval uses the sample mean and the sample standard deviation based on 25 ...A random sample of 100 observations results in 40 successes.a. What is the point estimate for the population proportion of successes?b. Construct the 90% confidence interval for the population proportion.c. Construct the 99% ...In a CNNMoney.com poll conducted on July 13, 2010, a sample of 5,324 Americans were asked about what matters most to them in a place to live. Thirty-seven percent of the respondents felt job opportunities matter most.a. ...What is the minimum sample size n required to estimate p with 95% confidence if the desired margin of error E = 0.08 ? The population proportion is estimated as = 0.36 from prior studies. What happens to n if the desired ...
Post your question