Mathematics, 25.10.2021 14:00, lace64
a scientist takes 4 random samples of a population of 700 trees. Each sample is the same size. The first sample indicates that 30% of the trees are oak, while the second sample indicates that only 15% of the trees are oak. The third sample indicates that 26% of the trees are oak. The fourth sample indicates that 29% of the trees are oak. based on the data about how many of the 700 trees are oak?
Answers: 2
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The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
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a scientist takes 4 random samples of a population of 700 trees. Each sample is the same size. The f...
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