The average yield of raspberries is 8.7 tons per acre with a population standard deviation of .6 tons per acre. Assume that raspberry yields are bell shaped symmetric use empirical rule!Between what...

The average yield of raspberries is 8.7 tons per acre with a population standard deviation of .6 tons per acre. Assume that raspberry yields are bell shaped symmetric use empirical rule! Between what two raspberries crop yields amounts per acre does 99.7% of data values lie