*~ü9@>šHHÛ@ÿçÿîÿR#(ü,, ç `,- ^ì&'dAxxxx€LÔ`! ÿActivity 3: Rating Popcorn `Equipment:  ÿHot air Popper  Large bowl  Three Brands of Popcorn  Calculator `A ÿGiven:  ÿOne way to rate popcorn is to determine which 2 brand ends up with the fewest unpopped kernels. `B ÿFind:  ÿThe best and worst of three brands of popcorn. `J ÿProcedure: a.  ÿCount out 100 kernels (or some such reseaonable 6 number) of one of the brands of popcorn. Pop  the 100 kernels. `B  ÿb.  ÿ When the popping is complete, count the popped ; kernels. Count the unpopped kernels. Do they add  to 100 kernels? `A  ÿc.  ÿ What fraction of the popcorn is popped? What . fraction of the popcorn is unpopped? `A  ÿd.  ÿ What percent of the popcorn is popped? What - percent of the popcorn is unpopped? `B  ÿe.  ÿRepeat Steps a. through d. for the other two  brands. `A  ÿf.  ÿWhich brand of popcorn had the smallest percent - of unpopped kernels? Which brand had the ( largest percent of unpopped kernels? `B  ÿg.  ÿDid your rating of the popcorn brands agree with - the other groups in your class? Did your 3 percentages agree with the other groups in your / class? Is this a fair way to rate popcorn? ` ÿ  Three Brands of Popcorn `< ÿOR Popcorn $3.29 + tax ____ net wt. 30 oz. ____ grams  :NWMN Popcorn $2.35 + tax ____ net wt. 14 oz. _____ grams  ;Jolly Time $1.49 + tax _____ net wt. ___ oz. 907 grams  (100 kernels weigh ____ oz. _____ grams  Cost per oz. _____  Cost per gram ______  cost per 100 kernels _______