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12-01-2024
Mathematics

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Randomly selecting 10 students from each year group in a school is an example of... Quota sampling Simple random sampling Stratified sampling

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Explain socialism's "calculation problem".

I need help!!!!!!!!!!!!!!

g Three unequal point masses are attached to a vertical shaft with light rods. Two masses, m and 3m, are at a distance a from the shaft. The third mass, 2m, is

i need help again im giving 25 points

Which is a measure of the efficiency of an investment? A.efficiency cocfficient B.return on investment C.return rato

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Determine the moles of carbon dioxide in 2.9 X 10¹² molecules.Round to 2 significant figures.

1.How many grams of zinc Zn and oxygen O2 will be needed to form 324 grams of ZnO after the reaction?

= 2 у when x = 21 y=3* + 20

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