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Chapter 10: Introduction to Estimation
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Chapter 11: Introduction to Hypothesis Testing
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2022 Summer Final
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CHAPTER LESSONS - PREMIUM
Chapter 12: Inference About a Population
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Chapter 13: Inference about Comparing Two Populations
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Chapter 14: Analysis of Variance
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Chapter 15: Chi-Squared Tests
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Chapter 16: Simple Linear Regression and Correlation
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Chapter 17: Multiple Regression:
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CHEAT SHEET - PREMIUM
Sample Size Determination (Q3)
If larger samples give us better estimates, then how large does a sample need to be (as a minimum) in order to ensure we keep our estimation errors small?
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Question 1 of 2
1. Question
The sample size needed to estimate a population mean within 2 units with a 95% confidence when the population standard deviation equals 8 is
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Question 2 of 2
2. Question
In determining the sample size n needed to estimate the population mean, n decreases as the desired width of the confidence interval decreases.
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