Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his client's...

Question

Question

Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his clients portfolilo. Over a 19-year period, thelpample mean and the sample standard deviation of annual returns on the stock were 23% and 15%, respectively. The client wants to know if the risk, as measured by the standard deviation, differs from 19% (You may find it useful to reference the appropriate table: chisquare table or F table) a. Construct the calculations to at least 4 decimal places and final answers to 2 decimal 99% confidence intervals for the population variance and the population standard deviation. (Round intermediate places.) Population variance Population standard deviation Confidence Intervals to to Prev 3 of 6 Next> search Up

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

significance icucQ :K: -699 :00) Since Cn- rcedom 水、 o 496 д.IS6 {fron1°TQbic) 心12 2 138 2-1s6 cr contains Popolasion variance. 97 γ . c, s -popo lotion standar Dev iation CCoains Poroaion Standod deviation

Add a comment

Answer 2

Similar Homework Help Questions

Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his client's...

Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a 17-year period, the sample mean and the sample standard deviation of annual returns on the stock were 20% and 14%, respectively. The client wants to know if the risk, as measured by the standard deviation, differs from 19%. (You may find it useful to reference the appropriate table: chi-square table or F table) a. Construct the 99% confidence intervals for the...
A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a...

A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a 12-year period, the sample mean and the sample standard deviation of annual returns on the stock were 16% and 11%, respectively. The client wants to know if the risk, as measured by the standard deviation, differs from 13%. (You may find it useful to reference the appropriate table: chi-square table or F table) a. Construct the 90% confidence intervals for the population variance and...
A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a...

A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a 10-year period, the sample mean and the sample standard deviation of annual returns on the stock were 22% and 11%, respectively. The client wants to know if the risk, as measured by the standard deviation, differs from 21%. (You may find it useful to reference the appropriate table: chi-square table or F table) a. Construct the 95% confidence intervals for the population variance and...

x table 3jpg (7531422) ml Help Save& Exit Submit 3 Exercise 11-9 Algo A research analyst...

x table 3jpg (7531422) ml Help Save& Exit Submit 3 Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a 15-year period, the sample mean and the were 34% and 11%, respectively The client wants to know if the risk, as sample standard deviation of annual returns on the stock F table) a. Construct the 99% c oints by the standard deviation, differs from 29% (You may find it useful to...
sh1Shedd state Athens BB Check my work mode : This shows what is correct or incorrect...

sh1Shedd state Athens BB Check my work mode : This shows what is correct or incorrect for the work you have completed so far. It does not indicete completion. Return to Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a 19-year period, the sample mean and the sample standard deviation of annual returns on the stock were 23% and 15% respectively. The client wants to know i measured by the...
DO NOT RESPOND IF YOU DO NOT KNOW HOW TO FULLY COMPLETE THE QUESTION! THIS IS...

DO NOT RESPOND IF YOU DO NOT KNOW HOW TO FULLY COMPLETE THE QUESTION! THIS IS MY SECOND TIME POSTING THIS QUESTION. A research analyst is examining a stock for possible inclusion in his client's portfolio. Over a 15-year period, the sample mean and the sample standard deviation of annual returns on the stock were 15% and 14%, respectively. The client wants to know if the risk, as measured by the standard deviation, differs from 12%. (You may find it...

Exercise 11-3 Algo In order to construct a confidence interval for the population varian population. Use...

Exercise 11-3 Algo In order to construct a confidence interval for the population varian population. Use this information to find x2a/2, df and 21-a/2, ef under the following scenarios. places. You may find it useful to reference the appropriate table: s ce, a random sample of n observations is drawn from a normal Round your answers to 3 decimal hi-square table or Ftable) a/2 a. A 9ex confidence level with n 19 b. A 90% confidence level with n-48. C....
Help Save &Exit Check Exercise 11-26 Algo Consider the following measures based on independently drawn samples...

Help Save &Exit Check Exercise 11-26 Algo Consider the following measures based on independently drawn samples from normally distributed populations: (You may find it useful to reference the appropriate table: chi-square table or Ftable) Sample 1: s-279, and 16 Sample 2: s2 -167, and n2 11 a. Construct the 90% interval estimate for the ratio of the population variances. (Round "P value and final answers to 2 decimal places.) Confidence interval to b Using the confidence interval from Part (a),...
An analyst from an energy research institute in California wishes to estimate the 99% confidence interval...

An analyst from an energy research institute in California wishes to estimate the 99% confidence interval for the average price of unleaded gasoline in the state. In particular, she does not want the sample mean to deviate from the population mean by more than $0.13. What is the minimum number of gas stations that she should include in her sample if she uses the standard deviation estimate of $0.35, as reported in the popular press? (You may find it useful...

Exercise 9-39 Algo Consider the following hypotheses: H0: μ = 20 HA: μ ≠ 20 The...

Exercise 9-39 Algo Consider the following hypotheses: H0: μ = 20 HA: μ ≠ 20 The population is normally distributed. A sample produces the following observations: (You may find it useful to reference the appropriate table: z table or t table) 24 20 24 21 21 24 19 Click here for the Excel Data File a. Find the mean and the standard deviation. (Round your answers to 2 decimal places.) b. Calculate the value of the test statistic. (Round...

Exercise 11-9 Algo A research analyst is examining a stock for possible inclusion in his client's...

Homework Answers