Mathematics, 01.07.2019 22:00 caleelwittmann31
Angelique says that finding the absolute value of a number is the same as finding the opposite of the number. for example |-5| = 5. explain her error.
Answers: 1
Mathematics, 21.06.2019 22:30
Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4
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1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Angelique says that finding the absolute value of a number is the same as finding the opposite of th...
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