Jack is building a deck that is 8 ft by 27.63 ft. he has the base built; he just needs to cover the surface with wood. when he gets to the hardware store he finds sheets of wood that are four ft by eight ft. use estimation to determine how many sheets of wood he should buy to cover the surface of the deck.

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?