Q. Carson Inc.'s manager believes that economic conditions during the next year will be strong, normal, or weak, and she thinks that the firm's returns will have the probability distribution shown below. What's the standard deviation of the estimated returns?
Q. The drawing shows a skateboarder moving at 6.02 m/s along a horizontal section of a track that is slanted upward by 51.5 ° above the horizontal at its end, which is 0.746 m above the ground. When she leaves the track, she follows the characteristic path of projectile motion. Ignoring friction and air resistance, find the maximum height H to which she rises above the end of the track.