Screen time Administrators ata small school with 200 students want to estimate the average amount of time students spend looking ata screen (phone, computer; television, and s0 on) per day: The adminis- trators select a random sample of 50 students from the school to ask: (a) Show that the 10% condition is not met in this case_ (b) What effect does violating the 10% condition have on the standard deviation of the sampling distribution ofx?