Please answer it correctly by hand.

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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 d. Test the hypothesis that the risk of the two portfolios (measured by the variances of the returns) are not statistically different from each other. e. A financial analyst claims that portfolio A has higher performance than portfolio B. Test for the claim of the financial analyst? Do you agree