(Answered) Question 1 define the central limit theorem2 explain why

Statistics

Question: 1. Define the central limit theorem.

2. Explain why the following statement is true : 11 = 11M·

3. The sample variance is an unbiased estimator of the population variance when we divide SS by df What does this mean?

4. The sampling distribution of sample variances approximates the shape of what type of distribution?

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