Question

the number of chocolate chips

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 1263 chips and a standard deviation of 117 chips. (a) Determine the 26th 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 95 % of bags. (c) What is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies? (a) The 26th percentile for the number of chocolate chips in a bag of chocolate chip cookies is chocolate chips. (Round to the nearest whole number as needed.) (b) The number of chocolate chips in a bag that make up the middle 95 % of bags is (Round to the nearest whole number as needed. Use ascending order.) to chocolate chips. (c) The interquartile range of the number of chocolate chips is (Round to the nearest whole number as needed.)

Answer 1

1263 七l=」 96th Ponctnik (a) - 0-643σ+l ニー - 0-643X|17ナ. a 63 187.169 11 88 8811 (b) a63 16x lo33-68, 149a 32 The numbur o choColak ehib in up he middle 95 o bs is 1o 33 -68| to | 1492 32 choa chib

(C) P-5 ニー 1263- O61X7. 1185 1184.142 SLd han table Og = U+o.674メo 963 t o 67X11 (341 858 1342 D3-CO 13431185 TOR 157