A coordinate grid is shown below Part A: Which point represents the origin? (2 points)
Part B: Starting from the origin, explain how to plot the following three points accurately
(-1, 1)
(1,-1.5)
(2, 1/4)

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?