Need help with this statistics problem. Thank you in advance for your time! Dete

Question

Need help with this statistics problem. Thank you in advance for your time!

Determine whether the following should be classified as simple random, systematic, convenience, stratified, or cluster sampling. 41. All students from several dorms are asked to complete a questionnaire 42. Ten students from every 8:00 MWF math class at Tech are selected to complete a survey 43. Every 15th person who enters a local store is selected and asked questions regarding the cleanliness of the store 44. Every student in two different 8:00 classes on Tech's campus is selected to complete a survey

Explanation / Answer

1. Cluster sampling since some groups has been selected and all the students in them got questionnaire

2. Stratified sampling since a sample has been taken from every strata.

3. Systematic sampling since every kth person got selected.

4. Convenience sampling as no probablistic selection is involved.

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