please help me ! and give me in detail

3. Recommend specific investments to create a portfolio from the above list of investment alternatives (at least 4 investment alternatives). 4. Calculate Expected Return, Variance, Standard Deviation, Covariance and Coefficient of Variance on each item in the proposed investment portfolio. 5. Recommend strategies for long-term and short-term investment; include justifications for the recommendations you make. 3. Recommend specific investments to create a portfolio from the above list of investment alternatives (at least 4 investment alternatives). 4. Calculate Expected Return, Variance, Standard Deviation, Covariance and Coefficient of Variance on each item in the proposed investment portfolio. 5. Recommend strategies for long-term and short-term investment; include justifications for the recommendations you make