2. A financial analyst is testing the performance of two portfolios where the end of the year index on each portfolio for the past nine years are indexed as follows: (Note: For each question you are required to define your hypothesis clearly, find the relevant statistics, and express, statistically, what your conclusions are.) Portfolios 2011 2012 2013 2014 2015 2016 2017 2018 2019 A 123.5 121.3 106.5 102.8 118.9 129.6 137.9 142.9 153.7 B 108.6 101.4 93.8 101.9 112.0 119.6 128.7 139.5 145.8 a. Test the hypothesis that the mean return for portfolio A during 2011-2019 is no different from the mean return on government's T-Bill of 2.6% for the same time period. b. Test the hypothesis that the mean return for portfolio B during 2011-2019 is no different from the mean return on government's T-Bill of 2.6% for the same time period. c. Test the hypothesis that the mean returns of the two portfolios are not statistically different from each other.

2. A financial analyst is testing the performance of two portfolios where the end of the year index on each portfolio for the past nine years are indexed as follows: (Note: For each question you are required to define your hypothesis clearly, find the relevant statistics, and express, statistically, what your conclusions are.) Portfolios 2011 2012 2013 2014 2015 2016 2017 2018 2019 A 123.5 121.3 106.5 102.8 118.9 129.6 137.9 142.9 153.7 B 108.6 101.4 93.8 101.9 112.0 119.6 128.7 139.5 145.8 a. Test the hypothesis that the mean return for portfolio A during 2011-2019 is no different from the mean return on government's T-Bill of 2.6% for the same time period. b. Test the hypothesis that the mean return for portfolio B during 2011-2019 is no different from the mean return on government's T-Bill of 2.6% for the same time period. c. Test the hypothesis that the mean returns of the two portfolios are not statistically different from each other.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Refer to the image

2. A financial analyst is testing the performance of two portfolios where the end of the year index on each
portfolio for the past nine years are indexed as follows: (Note: For each question you are required to define
your hypothesis clearly, find the relevant statistics, and express, statistically, what your conclusions are.)
Portfolios
2011
2012
2013
2014
2015
2016
2017
2018
2019
A
123.5 121.3
106.5
102.8
118.9
129.6 137.9
142.9
153.7
B
108.6 101.4
93.8
101.9
112.0
119.6
128.7
139.5
145.8
a. Test the hypothesis that the mean return for portfolio A during 2011-2019 is no different from the mean
return on government's T-Bill of 2.6% for the same time period.
b. Test the hypothesis that the mean return for portfolio B during 2011-2019 is no different from the mean
return on government's T-Bill of 2.6% for the same time period.
c. Test the hypothesis that the mean returns of the two portfolios are not statistically different from each
other.

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