The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of

1261

chips and a standard deviation of

118

chips.

(a) Determine the

26

th

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

98

%

of bags.

(c) What is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?

(a) The

26

th

percentile for the number of chocolate chips in a bag of chocolate chip cookies is

nothing

chocolate chips.

(Round to the nearest whole number as needed.)