the patent when the time • Pint O. pates tagean given Q , 3Y to interpret data presaged in a fnamencyl 9:4 to Ad.the base I/tram= of it is Itmown a a histogram . 94 to fed timple interest a . 4. z.3.4 iii find the upper and Iowa quanties for a uem- O 9.6 th calculate pavan of increase or