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Textbook Notes for Statistical Science at Duke University


DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Notes - Chapter Unit 2: Prior Probability, Rstudio, Unimodality

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Random process: we know what outcomes could happen, but we don"t know which particular: ex: coin tosses or die rolls or shuffling on your music player
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DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Notes - Chapter Unit 3: Statistical Parameter, Alternative Hypothesis, Type I And Type Ii Errors

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Part 1: (1) sampling variability and clt state and take the mean ages 18-24 at the 95% confidence level: we are 95% confident that 38. 1% to 43. 9% of
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DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Notes - Chapter Unit 4: Statistical Hypothesis Testing, Percentile, Stellar Population

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DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Unit 5: STATS Unit 5 Video Notes

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Part 1: (1) sampling variability and clt for proportions. Distinction between sample distributions and sampling distributions. If sampling without repl
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DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Notes - Chapter Unit 7: Model Selection, F-Test, Multicollinearity

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Ex: weights of books, volumes (predictor), and type of cover (predictor) Predicted weight = 197. 96 + 0. 72(volume) 184. 05(cover:pb) For hardcover boo
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DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Notes - Chapter Unit 1: Usa Today, Unimodality, Box Plot

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Anecdotal evidence evidence that is based on an unrepresentative sampling. Each column represents a variable, while each row represents an observation
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DUKESTA 101Mine Cetinkaya- RundelFall

STA 101 Chapter Unit 6: STATS Unit 6 Video Notes

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Correlation: measure of the strength of the linear relationship between two numerical variables: denoted as r. Difference between the observed and the
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