Answered: determine what type of sampling…

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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determine what type of sampling technique is used (Simple Random Sampling, Stratified Random Sampling, Systematic Sampling, Cluster Sampling, or Convenience Sampling).

7. To determine the average milk yield of each cow type in his herd, a farmer divides his herd into four sup-groups and takes samples from each group.

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In stratified sampling, the population is divided into different strata and from all strata, samples are randomly drawn. Here, the population is all the cows in the farm. Different types of cows represents different strata. And samples are taken from each category, making it stratified sampling.

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