Question: business Statistics class please help me Consider the following returns for two investments, A and B, over the past four years: 128 Investment 1: Investment

business Statistics class please help me
business Statistics class please help me Consider the following returns for two
investments, A and B, over the past four years: 128 Investment 1:
Investment 2: 38 12% 138 -3% 17%8 -12% 178 a-1. Calculate the

Consider the following returns for two investments, A and B, over the past four years: 128 Investment 1: Investment 2: 38 12% 138 -3% 17%8 -12% 178 a-1. Calculate the mean for each investment. (Round your answers to 2 decimal places.) Mean Investment 1 % Investment 2 % a-2. Which investment provides the higher return? O Investment 1 O Investment 2 b-1. Calculate the standard deviation for each investment. (Round your answers to 2 decimal places.) www 10 Next Saved He b-1. Calculate the standard deviation for each investment. (Round your answers to 2 decimal places.) Standard Deviation Investment 1 Investment 2 % b-2. Which investment provides less risk? O Investment 1 O Investment 2 I c-1. Given a risk-free rate of 1.2%, calculate the Sharpe ratio for each investment. (Round your answers to 2 decimal places.) Sharpe Ratio Investment 1 Investment 2 E c-2. Which investment has performed better? Investment 2 Investment 1

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