Q2. Calculate Regression equation. Calculate R2 the coefficient of determination: Temp (0) 15 16 20 18 21 19 Sales (L) 272 282 315 289 320 301 Q4. After organising 150 concerts, Krazy Konzerts Ltd. (KK) has lost its principal backer and is now negotiating with Virginia Records for future funding. You have a meeting with Virginia's Chief Executive, Richard Pickle. You must demonstrate to him that KK is a low-risk, successful operation. Prepare the statistical data for your meeting