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| Problem # 1 |
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| What is the expected return for each clinic? |
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| Years |
Probability of Return |
Return for Clinic A |
Return for Clinic B |
Return for Clinic C |
E. R for Clinic A |
E.R for Clinic B |
E. R for Clinic C |
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| 1 |
0.10 |
5% |
1% |
-10% |
0.005 |
0.001 |
-0.01 |
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| 2 |
0.20 |
6% |
3% |
0% |
0.012 |
0.006 |
0 |
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| 3 |
0.40 |
7% |
4% |
5% |
0.028 |
0.016 |
0.02 |
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| 4 |
0.20 |
8% |
5% |
15% |
0.016 |
0.01 |
0.03 |
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| 5 |
0.10 |
9% |
10% |
20% |
0.009 |
0.01 |
0.02 |
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| Expected Return on Respective Clinics |
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| 0.07 |
0.043 |
0.06 |
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| Calculate the standard deviation of return for each clinic? |
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| Years |
Probability of Return |
Return for Clinic A |
Return for Clinic B |
Return for Clinic C |
(Deviation from E.R for A )^2 |
(Deviation from E.R for B)^2 |
(Deviation from E.R for C)^2 |
Variance for A (Probability *square of deviation) |
Variance for B (Probability *square of deviation) |
Variance for C (Probability *square of deviation) |
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| 1 |
0.10 |
5% |
1% |
-10% |
0.0004 |
0.001089 |
0.0256 |
0.00004 |
0.0001089 |
0.00256 |
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| 2 |
0.20 |
6% |
3% |
0% |
0.0001 |
0.000169 |
0.0036 |
0.00002 |
0.0000338 |
0.00072 |
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| 3 |
0.40 |
7% |
4% |
5% |
0 |
0.000009 |
0.0001 |
0 |
0.0000036 |
0.00004 |
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| 4 |
0.20 |
8% |
5% |
15% |
0.0001 |
0.000049 |
0.0081 |
0.00002 |
0.0000098 |
0.00162 |
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| 5 |
0.10 |
9% |
10% |
20% |
0.0004 |
0.003249 |
0.0196 |
0.00004 |
0.0003249 |
0.00196 |
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| Variance of Respective Clinics |
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| 0.00012 |
0.000481 |
0.0069 |
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| Standard Deviation of Respective Clinics |
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| 0.0109544512 |
0.0219317122 |
0.0830662386 |
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| If the hospital is risk averse, which clinic would you recommend? |
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| Comparison of Clinics |
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| Clinic |
Expected Return |
Standard Deviation |
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| A |
0.07 |
0.0109544512 |
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| B |
0.043 |
0.0219317122 |
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| C |
0.06 |
0.0830662386 |
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| Problem # 2 |
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| The hospital invests in several Mutual Funds |
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| Mutual Fund |
Beta |
Required Rate of Return |
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| A |
0.75 |
0.105 |
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| B |
0.55 |
0.093 |
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| C |
1.25 |
0.135 |
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| Risk-free rate |
0.06 |
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| Market Rate |
0.12 |
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| Calculate the required rate of return for each fund. |
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| Required Rate of Return (Risk-free rate of return + Beta * (Market rate of return - Risk-free rate of return)) |
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| Problem #3: |
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| Mutual Fund D is made up of the following stocks |
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| Stock |
% of Portfolio |
Beta |
Expected Return |
Weighted Beta |
Portfolio’s Return |
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| 1 |
25% |
0.75 |
0.17 |
0.1875 |
0.031875 |
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| 2 |
35% |
1 |
0.18 |
0.35 |
0.063 |
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| 3 |
10% |
0.9 |
0.22 |
0.09 |
0.0198 |
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| 4 |
17% |
1.45 |
0.16 |
0.2465 |
0.03944 |
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| 5 |
13% |
1.25 |
0.19 |
0.1625 |
0.030875 |
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| 100% |
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| 1.0365 |
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| Portfolio's Return= |
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| 0.18499 |
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| Weighted Beta = Beta *the percent of overall portfolio. |
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| Portfolio's Return= Weighted Beta * Expected Return |
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| Problem #4: |
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| You are provided with the following information about a portfolio |
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| Column1 |
Column2 |
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| Risk-free-rate |
0.05 |
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| Market Risk Premium |
0.12 |
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| Beta |
1.55 |
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| Required rate of return for portfolio |
0.1585 |