'2 sum' diaporamas de présentation

Decision Trees

Decision Trees. Chapter 08 (part 01) Disclaimer: This PPT is modified based on IOM 530: Intro. to Statistical Learning

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Practical Data Science with R - Choosing and evaluating models

Practical Data Science with R - Choosing and evaluating models. Kim Jeong Rae UOS.DML. 2014.11.3. Contents. Mapping problems to machine learning tasks Evaluating models Evaluating classification models Evaluating scoring models Evaluating probability models Evaluating ranking models

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Quadratic Functions

Quadratic Functions. Sum and Product of Roots. Purpose. Find sum/product of roots without knowing the actual value of x. Use the sum/product of roots to solve for other results. Derivation of Formula. Given ? and ? are roots of a quadratic equation, we can infer that

386 views • 12 slides

What are quadratic equations, and how can we solve them?

What are quadratic equations, and how can we solve them?. Do Now: (To turn in) What do you know about quadratic equations? Have you worked with them before? What do the graphs look like? How are they used in real life? HW: pg 76, 1-6. What is a quadratic equation?.

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(X+Y) 2 =X 2 + Y 2 + 2 XY E (X+Y) 2 = E X 2 + E Y 2 + 2 E XY

Lecture 4 Rescaling, Sum and difference of random variables: simple algebra for mean and standard deviation. (X+Y) 2 =X 2 + Y 2 + 2 XY E (X+Y) 2 = E X 2 + E Y 2 + 2 E XY Var (X+Y) = Var (X) + Var (Y) if independence Demonstrate with Box model (computer simulation)

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A: 4070 km@165

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Mann-Whitney Test

Mann-Whitney Test.

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