SAT, 27.09.2021 18:20 Lia1love

A researcher wants to know the average age of teachers in a certain community. 50 teachers from junior high school and 25 teachers from senior high school were interviewed for the purpose. How will the researcher choose a sample size of 20 using:1. Simple Random Sampling -2. Systematic Random sampling -3. Stratified Random Sampling -4. Cluster Sampling -

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A researcher wants to know the average age of teachers in a certain community. 50 teachers from juni...

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