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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture Notes - Lecture 5: Scatter Plot, Simple Linear Regression, Pearson Product-Moment Correlation Coefficient

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Step 1: what can help predict coffee sales: availability/easy to get, game attendance, sales of other products, temperature . Collect data: make a scat
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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture 13: Random Variables February 19,2019

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Setting things up: tree: in the tree, we can multiply branches to get and probabilities (which show on the leaves, p(a)*p(b|a)=p(a&b, p(a)*p(notb|a)=p(
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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture Notes - Lecture 14: Random Variable, Gm Family 0 Engine, Weighted Arithmetic Mean

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The mean of a discrete random variable: a weighted average of the possible outcomes; weights are the probabilities. Possible outcomes: x1, x2, xk call
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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture Notes - Lecture 6: Pearson Product-Moment Correlation Coefficient, Descriptive Statistics, Regression Analysis

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Criteria for best line: smallest sse: sse= sum of the square for error, find the line with the smallest sse, from all the potential lines that go throu
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OSUECON 2001.01Jeffrey BuserFall

ECON 2001.01 Midterm: Mid-term 1 Review

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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture 15: Random Variables February 26, 2019

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Rule #3 for variances sums **(x an y are not independent)*: if x and y are not independent, they have a correlation, ! ( rho , then variance of x+y is:
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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture Notes - Lecture 16: Probability Distribution, Antiderivative, Probability Density Function

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Finding probabilities for continuous random variables: the probability for x within a certain interval is the integral of f(x) over that interval, for
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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture Notes - Lecture 17: Probability Distribution, Random Variable, Standard Deviation

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OSUPSYCH 1100Victoria ChavezFall

PSYCH 1100 Lecture Notes - Lecture 20: Twin, Gene Expression, Zygosity

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Identical twins share 100% of dna, fraternal twins share 50% They influence behavior but they don"t cause it. The contributions of heredity to our phys
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OSUSTAT 1430Judit BachSpring

STAT 1430 Lecture Notes - Lecture 7: Scatter Plot, Aspirin

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Residual plot l a u d i s e. Problems found: patterns and fans: fan pattern, curve pattern. Wal-mart: within the data set y away from the other points.
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OSUECON 2002.01Jeffrey BuserFall

ECON 2002.01 Lecture Notes - Lecture 17: Fiscal Multiplier

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OSUPHYSICS 1250Thomas BarrettFall

PHYSICS 1250 Lecture 22: Torque

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