Question: 1. Point estimates are calculated using sample data. Discuss how the distribution of the population from where these sample data were taken affects the sampling

1. Point estimates are calculated using sample data. Discuss how the distribution of the population from where these sample data were taken affects the sampling distribution.

2. Is it true that as the confidence level increase, the range of any statistical interval widens? If yes, does this mean using higher confidence level will always give a reliable interval estimate for a parameter? Explain how the confidence level affects the bias (error) of statistical intervals.

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