data of return of stock is not mention, i used yahoo finace to look up the company

Goal: Finding Annual Expected Return and Beta for your portfolio. Please provide your data sheet along with your answer. Assumptions ad Conditions: 1. Return and Beta Frequency: monthly, 2016 January- 2019 December 2. Portfolio Assets: a. Chipotle Mexican Grill, Inc.(CMG) b. United Parcel Service, Inc. (UPS) c. HP Inc.(HPQ) 3. Portfolio Weights: 40% on CMG, 35% on UPS, and 25% on HPQ 4. Question1: Find Individual Expected Return, standard deviation and Individual Beta. 5. Question 2: Find Annual Portfolio Expected Return and Portfolio Beta. (Please use market index S&P500-AGSPC, Risk-Free Rate-AIRX)