The returns of Al Maha Ceramics for the last four years are Year 1=(-35), Year 2=10, Year 3=25, Year 4=28. The variance of AI Maha Ceramics is اخترأحد الخیارات a. 670.25 O b. None of the options O c. 672.50 O d. 665.35 O e. 634.50 C

The returns of Al Maha Ceramics for the last four years are Year 1=(-35), Year 2=10, Year 3=25, Year 4=28. The variance of AI Maha Ceramics is اخترأحد الخیارات a. 670.25 O b. None of the options O c. 672.50 O d. 665.35 O e. 634.50 C

Essentials Of Investments

11th Edition

ISBN:9781260013924

Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.

Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.

Chapter1: Investments: Background And Issues

Section: Chapter Questions

Problem 1PS

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The covariance of returns between Exxon Mobile Corporation (XOM) and Costco Wholesale Corporation (COST) is 0.0134. The standard deviation of the return of XOM is 6.27%. If the correlation of returns between XOM and COST is 0.4219, the variance of COST is closest to A. 30.35%. B. 25.66%. C. 14.81%. D. 10.02%.
Year X Returns 18% 21 « ྂསཋ° 12345 12 Y 15% 33 14 10 -19 23 -14 Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. (Do not round intermediate calculations. Enter your average return and standard deviation answers as a percent rounded to 2 decimal places, e.g., 32.16, and round the variance answers to 5 decimal places, e.g., .16161.) X Y Average returns % % do Variances Standard deviations % %
Calculate and analyze the gross profit variance
55
5. The total direct labor variance of Company J for the month of October 2020 is $500 unfavorable. The direct labor efficiency variance is $800 favorable. How much is the standard direct labor rate per hour if the actual direct labor cost is $10,000 for 1,000 hours? $11.30 $10.00 $9.50 $8.70
The returns of Oman Cement for the last four years are Year 1=10, Year 2=12, Year 3=(-15), Year 4=25. The average return and variance of Oman Cement is Select one: a. Average Return=7, Variance3D278.50 O b. Average Return=8, Variance3D209.50 O c. Average Return=5, Variance3D176.50 O d. None of the options O e. Average Return=8, Variance=D188.87
Decision D6, which has three possible choices (X, Y, or Z), must be made in year 3 of a 6-year study period in order to maximize E(PW). Using an MARR of 18% per year, the investment required in year 3, and the estimated cash flows for years 4 through 6, determine which decision should be made in year 3. D6 X Y Z High (X) Low (X) High (Y) Low (Y) High High (Z) Low (Z) Low High Low High Investment, Cash Flow, (Year Cash Flow, $1000 Year 3 3) (Year 4) 3 4 $-260,000 $50 $40 $30 $30 $190 $-30 Low $-52,000 $-250,000 The present worth of X is $ The present worth of Y is $ The present worth of Z is $ Select decision branch Y Cash Flow, $1000 (Year 5) 5 $50 $30 $40 $30 $170 $-30 Cash Flow, $1000 (Year 6) 6 $50 $20 $50 $30 $150 $-30 Outcome Probability 0.72 0.28 0.45 0.55 0.7 0.3
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The sales price factor shows a variance of
Returns Year X Y 12345 11% 18% 25 26 11 10 -18 10 -23 17 Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. (Do not round intermediate calculations. Enter your average return and standard deviation answers as a percent rounded to 2 decimal places, e.g., 32.16, and round the variance answers to 5 decimal places, e.g., .16161.) X Y Average returns % % Variances Standard deviations % %
Use the following returns for X and Y. Returns Year x y 1 21.8% 26.4% 2 -16.8 -3.8 3 9.8 28.4 4 19.6 -14.6 5 4.8 32.4 a. Calculate the average returns for X and Y. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) b. Calculate the variances for X and Y. (Do not round intermediate calculations and round your answers to 6 decimal places, e.g., 32.161616.) c. Calculate the standard deviations for X and Y. (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.)

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