Question
In: Statistics and Probability
The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally...
The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips.
d) What is the percentile rank of a bag that contains 1450 chocolate chips?
Solutions
Expert Solution
d) Z = (X - µ) / sd = (1450 - 1252) / 129 = 1.53
Percetnile rank = P(Z < 1.53) = 0.9370 = 93.7 percentile
orchestra answered 2 years agoRelated Solutions
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The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally...
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he number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally...
he number of chocolate chips in an 18-ounce bag of chocolate
chip cookies is approximately normally distributed with a mean of
1252 chips and standard deviation 129 chips.
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(b) What is the probability that a randomly selected bag
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is approximately normally distributed with mean 1261 and a standard
deviation of 118. (a) Determine the 29th 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
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