Mathematics, 11.09.2019 01:20 ahmedeldyame
Lin and noah are solving the equation 7 ( x + 2 )= 91 lin starts by using distributive property. noah starts by dividing each side by 7. a. show what lin’s and noah’s full solution methods look like. b. wht is the same and what is different about their methods? (inverse problem)
Answers: 2
Mathematics, 21.06.2019 17:10
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
Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 2
Lin and noah are solving the equation 7 ( x + 2 )= 91 lin starts by using distributive property. noa...
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