le 6 Quiz Question 4 (of 6) 10.00 points Exercise 8-25 Algo The Chartered Financ
ID: 3375918 • Letter: L
Question
le 6 Quiz Question 4 (of 6) 10.00 points Exercise 8-25 Algo 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 charterholder. He takes a random sample of 36 recent charterholders and computes a mean salary of $146,000 with a standard deviation of $23,000. Use this sample information to determine the 99% confidence interval for the average salary of a CFA® charterholder. Assume that salaries are normally distributed. Use Table 2. (Round intermediate calculations to 4 decimal places. Round "" value to 3 decimal places and final answers to the nearest whole number.) Confidence interval to References eBook &Resources; Worksheet Difficulty: 3 Hard Leaming Objective: 08-05 Calculate a confidence interval for the population mean when the population standard Exercise 8-25 Algo 2 3 4 5 6 1Explanation / Answer
The statistical software output for this problem is:
One sample T summary confidence interval:
? : Mean of population
99% confidence interval results:
Hence,
99% confidence interval will be:
From 135559 to 156441
Mean Sample Mean Std. Err. DF L. Limit U. Limit ? 146000 3833.3333 35 135558.75 156441.25Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.