Answer Happy

The number of chocolate chips in an 16 ounce bag of chocolate chip cookies is approximately normally distributed with mean 1252 and standard deviation 125 chips (a) What is the probability that a randomly selected bag contains between 1000 and 1400 chocolate chips? (b) What is the probability that a randomly selected bag contains fewer than 1050 chocolate chips? (c) What proportion of bags contains more than 1175 chocolate chips? (d) What is the percentile rank of a bag that contains 1000 chocolate chips? Click the icon to view a table of areas under the normal curve, (a) The probability that a randomly selected bag contains between 1000 and 1400 chocolate chips is 3493 (Round to four decimal places as needed) (b) The probability that a randomly selected bag contains fewer than 1050 chocolate chips is (Round to four decimal places as needed) (c) The proportion of bags that contains more than 1175 chocolate chips is 7224 (Round to four decimal places as needed) (d) A bag that contains 1000 chocolate chips is in the Cod percentile: (Round to the nearest Integer as needed)