A basketball player dribbles a ball. The ball exerts a force on the floor with each impact. What is the reaction force? Group of answer choices Molecular bonds hold the floor together The ball rebounds upward. The floor pushes up on the ball. The ball attracts the Earth.

Nielsen media research wants to estimate the mean amount of time (in minutes) that full- time college students spend watching television each weekday. find the sample size necessary to estimate the mean with a 15-minute margin of error. assume that a 95% confidence level is desired. also assume that the population standard deviation is known to be 112.2 minutes.