Compare the rates of change of the following items. -2 1-1 -1 1-2 0 -3 1 -4 Y = - WIH 21-5 II OA. The rate of change of item I is equal to the rate of change of item II. OB. The rate of change of item II is greater than the rate of change of item I. OC. The rate of change of item I is greater than the rate of change of item II.
Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500