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II 2/1 4N 25 II 20 A population of middle school students consists of 100 boys and representative sample from this population contains 20 boys, hov would be expected in this sample? Explain. Since the ratio of boys to girls in the population is the propc can be solved to find the number of girls g in the sampl- %3D 20 %3D 20 20 %3D %3D

II 2/1 4N 25 II 20 A population of middle school students consists of 100 boys and representative sample from this population contains 20 boys, hov would be expected in this sample? Explain. Since the ratio of boys to girls in the population is the propc can be solved to find the number of girls g in the sampl- %3D 20 %3D 20 20 %3D %3D

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A population of middle school students consists of 100 boys and 250 girls. If a representative sample from this population contains 20 boys, how many girls would be expected in this sample? Explain. Since the ratio of boys to girls in the population is the proportion can be solved to find the number of girls g in the sample. g %3D 1 20 4 %3D 20 20 %3D 20
Transcribed Image Text:A population of middle school students consists of 100 boys and 250 girls. If a representative sample from this population contains 20 boys, how many girls would be expected in this sample? Explain. Since the ratio of boys to girls in the population is the proportion can be solved to find the number of girls g in the sample. g %3D 1 20 4 %3D 20 20 %3D 20
A population of middle school students consists of 100 boys and 250 girls. If a representative sample from this population contains 20 boys, how many girls would be expected in this sample? Explain. Since the ratio of boys to girls in the population is the proportion ample. can be solved to find the number of girls 1:2, 2:5, 5:2, 2:4,
Transcribed Image Text:A population of middle school students consists of 100 boys and 250 girls. If a representative sample from this population contains 20 boys, how many girls would be expected in this sample? Explain. Since the ratio of boys to girls in the population is the proportion ample. can be solved to find the number of girls 1:2, 2:5, 5:2, 2:4,
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