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Question: please explain i dont really understand...

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Please explain, I dont really understand7. True or False? The central limit theorem tells us that as the sample size increases, the sampling distribution of the sample mean approaches an approximately normal distribution REGARDLESS OF the original population data distribution. 8. True or False? Student t-distribution, regardless its degree of freedom, has heavier tails than the standard normal distribution. 9. In a hypothesis test we always assume the hypothesis unless we have sufficient evidence for the hypothesis 10. In a hypothesis testing, if the p-value is smaller than the preset significance level (e.g., 0.05), do we reject or fail to reject the null hypothesis?

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