Ed was curious about the height of the Shanghai Tower and decided to measure it indirectly while he was in Pudong, China. He used a 2-meter model of the building that he found in a gift shop and measured the length of the shadow of the model to be 1.2 meters. Then he measured the length of the shadow of the Shanghai Tower and
found it to be 378 meters. What is the height of the Shanghai Tower?

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?