Mathematics, 05.08.2019 19:20 alexlee202204
The drama teacher at a high school wants to conduct a survey to determine the percentage of students in the school who are willing to pay a fee for participating in clubs. ten students are selected randomly from each of the drama teacher's classes to complete the survey. this plan is an example of which type of sampling?
a. cluster convenience
b. simple random
c. systematic stratified random
Answers: 2
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Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup
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Mathematics, 21.06.2019 23:20
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
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Of of at a : $6, $8, $7, $6, $5, $7, $5, $7, $6, $28, $30 is?ato .ato .ato .ato .
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