Investments, 11th Edition (exclude Access Card)
11th Edition
ISBN: 9781260201543
Author: Zvi Bodie Professor; Alex Kane; Alan J. Marcus Professor
Publisher: McGraw-Hill Education
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Question
Chapter 7, Problem 4PS
Summary Introduction
To calculate: The minimum of the investment proportions in the risky portfolio among the two risky funds is to be determined along with that expected value and the standard deviation of the
Introduction: The portfolio risk is defined as the combination of assets which carries its own risk with each investment.
The standard deviation is used to determine that in which manner the values from a data set vary from its mean value. This is calculated by the square root of the variance.
The expected return is defined as the return which is obtained on the risky asset that is expected in future.
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Consider the following gasoline sales time series. If needed, round your answers to two decimal digits.
Week
Sales (1,000s of gallons)
1
17
2
21
3
19
4
23
5
18
6
16
7
20
8
18
9
22
10
20
11
15
12
22
(a)
Show the exponential smoothing forecasts using α = 0.1, and α = 0.2.
ExponentialSmoothing
Week
α = 0.1
α = 0.2
13
(b)
Applying the MSE measure of forecast accuracy, would you prefer a smoothing constant of α = 0.1 or α = 0.2 for the gasoline sales time series?
An smoothing constant provides a more accurate forecast, with an overall MSE of .
(c)
Are the results the same if you apply MAE as the measure of accuracy?
An smoothing constant provides a more accurate forecast, with an overall MAE of .
(d)
What are the results if MAPE is used?
An smoothing constant provides a more accurate forecast, with an overall MAPE of .
After many sunset viewings at SUNY Brockport, Amanda dreams of owning a waterfront home on Lake Ontario. She finds her perfect house listed at $425,000. Leveraging the negotiation skills she developed at school, she persuades the seller to drop the price to $405,000. What would be her annual payment if she opts for a 30-year mortgage from Five Star Bank with an interest rate of 14.95% and no down payment?
a- $25,938
b- $26,196
c- $24,500
d- $27,000
Chapter 7 Solutions
Investments, 11th Edition (exclude Access Card)
Ch. 7 - Prob. 1PSCh. 7 - Prob. 2PSCh. 7 - Prob. 3PSCh. 7 - Prob. 4PSCh. 7 - Prob. 5PSCh. 7 - Prob. 6PSCh. 7 - Prob. 7PSCh. 7 - Prob. 8PSCh. 7 - Prob. 9PSCh. 7 - Prob. 10PS
Ch. 7 - Prob. 11PSCh. 7 - Prob. 12PSCh. 7 - Prob. 13PSCh. 7 - Prob. 14PSCh. 7 - Prob. 15PSCh. 7 - Prob. 16PSCh. 7 - Prob. 17PSCh. 7 - Prob. 18PSCh. 7 - Prob. 19PSCh. 7 - Prob. 20PSCh. 7 - Prob. 21PSCh. 7 - Prob. 22PSCh. 7 - Prob. 23PSCh. 7 - Prob. 1CPCh. 7 - Prob. 2CPCh. 7 - Prob. 3CPCh. 7 - Prob. 4CPCh. 7 - Prob. 5CPCh. 7 - Prob. 6CPCh. 7 - Prob. 7CPCh. 7 - Prob. 8CPCh. 7 - Prob. 9CPCh. 7 - Prob. 10CPCh. 7 - Prob. 11CPCh. 7 - Prob. 12CPCh. 7 - Prob. 13CP
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