Score: 0 of 2 pts 4 3 of 3 (2 complete) v p HW Score: 60%, 3 of 5 pts 7.239 Question Help V a The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with mean 1252 and standard deviation 129 chips. (a) What is the probability that a randomly selected bag contains between 1100 and 1400 chocolate chips? (b) What is the probability that a randomly selected bag contains fewer than 1100 chocolate chips? (c) What proportion of bags contains more than 1200 chocolate chips? (d) What is the percentile rank of a bag that contains 1475 chocolate chips? 3 Click the icon to View a table of areas under the normal curve. (a) The probability that a randomly selected bag contains between 1100 and 1400 chocolate chips is 0.7559 . (Round to four decimal places as needed.) (b) The probability that a randomly selected bag contains fewer than 1100 chocolate chips is 0.1170 . (Round to four decimal places as needed.)