Mathematics, 16.10.2019 01:00 1846252
During a recent drought, a water utility in a certain town sampled 100 residential water bills and found that 80 of the residences had reduced their water consumption over that of the previous year. find a 98% upper confidence bound for the proportion of residences that reduced their water consumption. round the answer to three decimal places.
Answers: 1
Mathematics, 20.06.2019 18:04
The sum of the product of 4 and x and the product of 7 and y is 61. the sum of the product of 12 and x and the product of 21 and y is 61. what are the values of x and y?
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Mathematics, 21.06.2019 15:30
Consider the system: y = 3x + 5 y = ax + b what values for a and b make the system inconsistent? what values for a and b make the system consistent and dependent? explain
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Mathematics, 21.06.2019 17:00
Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?
Answers: 3
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