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Which of the following (x, y) pairs is the solution to the system of equations -3x+y=-8 and x+2y=12
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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. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?
Answers: 1
Which of the following (x, y) pairs is the solution to the system of equations -3x+y=-8 and x+2y=12...
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