Question: 1. Explain and briefly distinguish between simple random sampling, systematic random sampling, stratified random sampling, and cluster sampling. Which of these techniques is designed to

1. Explain and briefly distinguish between simple random sampling, systematic random sampling, stratified random sampling, and cluster sampling. Which of these techniques is designed to guarantee representativeness? How?

2. Define and distinguish between the sample distribution, the sampling distribution, and the population distribution. How are these three distributions related to each other in inferential statistics? What symbols are used to identify the means and standard deviations of each of the three distributions?

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