The horizontal displacement of an object from an initial point was measured every 3 seconds for 15 seconds. Determine: • The function of a straight line f(x) = a + bx that fits the data shown • The standard deviation? Use m = 2 Time (sec) 3 6 12 15 Displacement (m) |2.567 4.332 3.886 6.215 8.791 9.193

The horizontal displacement of an object from an initial point was measured every 3 seconds for 15 seconds. Determine: • The function of a straight line f(x) = a + bx that fits the data shown • The standard deviation? Use m = 2 Time (sec) 3 6 12 15 Displacement (m) |2.567 4.332 3.886 6.215 8.791 9.193