he regression equation is Time = 842.2 - 0.3144(Year) Correlation: r = -0.828 What is the slope and it's meaning in this context? Question 1 options: Slope = 842.2 For every 1 year increase since 1896, on average, the time to complete the 1500 meter race increases by 0.3144 seconds. Slope = -0.3144 For every 1 year increase since 1896, on average, the time to complete the 1500 meter race decreases by 0.3144 seconds. Slope = 0.3144 For every 1 year increase since 1896, on average, the time to complete the 1500 meter race increases by 0.3144 seconds. Slope = -842.2 For every 1 year increase since 1896, on average, the time to complete the 1500 meter race decreases by 842.2 seconds