Question 4 Which sampling method requires a random number table? d. Simple random Systematic random Stratified Proportionate stratified
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To ensure a sufficient number of cases from strata of varying sizes, researchers use: a. simple random sampling. b. systematic sampling. c. quota sampling. d. proportionate sampling. e. disproportionate sampling.
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In a secondary school, there are 5 classes of grade 9 academic mathematics. The classes are labelled A, B, C, D, and E. Each class has 30 students. In each class, the students are numbered from 1 to 30. The label A06 indicates the sixth student in class A. A random sample of 10 students enrolled in grade 9 academic mathematics at this school results in the following students being selected: A05, A20, B05, B20, C05, C20, D05, D20, E05, E20 Which sampling method could not have been used? a. Simple random sampling b. Stratified sampling c. Cluster sampling d. Systemic random sampling
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