Add a least-squares regression line to the scatterplot produced for Caffeine and Calories from part (b) in Rguroo. You may edit your original scatterplot or go back to Plots Create Plot Scatterplot. In the Dataset dropdown, select CaffeinatedBeverages. Change the "Predictor (x)" and "Response (y)" variables accordingly. Check the "Show Correlation and LS Equation to the right of the dataset dropdown and under Superimpose, check LS Line. Properly title and label your plot and copy it into your solutions. h) Write the least-squares regression line equation describing Caffeine and Calories using proper notation and values