Ho do I calculate the average value of gravitational acceleration for Run 1 and Run 2? graphs attatched

gravity and learn to apply Newton's Second Law to systems of masses. EXPERIMENTAL DATA (3 points): Part 1: One way motion without friction. Run 1: Slope of the velocity vs time graph and its uncertainty= 1.777 +/- 0.001466 m/s~2 (extra 200 g is on the cart: m1= 450 g, m2= 50 g). 2 Time (s) Linear Fit for: Data Set I velocity Ha V1 = mx+b m (Slope): 1.777 +/- 0.001466 m/s/s 2 b (Y-Intercept): -3.410 +/- 0.004015 m/s Correlation: 1.000 RMSE: 0.002976 m/s Velocity1 (m/s) 2 3' Time (s) Ctv Aa Run 2: Slope of the velocity vs time graph and its uncertainty = 0.8876 +/- 0.0006365 m/s 2 (extra 300 g is on the cart: ml= 550 g, m2= 50 g). ords English (U.S.) Text Predictions: On Editor Suggestions: ShowingTime (s) city S Aa Run 2: Slope of the velocity vs time graph and its uncertainty = 0.8876 +/- 0.0006365 m/s^2 (extra 300 g is on the cart: ml= 550 g, m2= 50 g). Linear Fit for: Neggata Set 2 | Velocity2 V 2 = mx+b m (Slope): 0.8876 +/- 0.0006365 m/s/s b (Y-Intercept): -0.7585 +/- 0.001287 m/s 2 Correlation: 1.000 RMSE: 0.002536 m/s Velocity2 (m/s) 2 Time (s) otion with friction