'Chance error' presentation slideshows

Models

648 views • 55 slides

Expected Values, Standard Errors, Central Limit Theorem

Expected Values, Standard Errors, Central Limit Theorem. FPP 16-18. Statistical inference . Up to this point we have focused primarily on exploratory type statistical analyses (with a little probability thrown in). We will now dive into the realm of statistical inference

546 views • 47 slides

research

research. remembering the great Lee Cronbach April 22 1916-October 1 2001 in 1992, Psychological Bulletin published a list of its 10 most cited articles. Lee Cronbach was first or only author on 4 of the 10.

512 views • 43 slides

class 7: 10/21/13 intro to statistical methods cont.

class 7: 10/21/13 intro to statistical methods cont.

463 views • 41 slides

class 7 10/20/08 intro to statistical methods cont.

class 7 10/20/08 intro to statistical methods cont. all researchers must learn the trick and avoid the mistake the trick to doing research is to begin with the question and then to figure out the best way to answer that question

507 views • 40 slides

Confidence Interval of a Proportion

Confidence Interval of a Proportion. FPP 20 - 21. Using the sample to learn about the box. Box models and CLT assume we know the contents of the box (the population). In real-world problems, we do not.

439 views • 27 slides

MA-250 Probability and Statistics

MA-250 Probability and Statistics. Nazar Khan PUCIT Lecture 7. Regression. For bivariate data, we have studied that the correlation coefficient measures the spread of the data. Now we want to know how to predict the value of one variable from the other variable .

315 views • 26 slides

Chap 6. Regression

Chap 6. Regression. The Relation of Two Variables The Graph of Averages The Regression Method The Regression Effect The Regression Line for x on y and y on x. 1. 2. 3. 4. 5. The Regression Method. The Regression Effect. The Regression Line for x on y and y on x. INDEX.

355 views • 23 slides