PPT-Basic statistic inference in R

Author : lindy-dunigan | Published Date : 2016-07-26

Shai Meiri Everything differs We expect to find differences between x and y is a trivial saying The statistician within you asks Are the differences we found are

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Basic statistic inference in R: Transcript

Shai Meiri Everything differs We expect to find differences between x and y is a trivial saying The statistician within you asks Are the differences we found are larger that expected by chance. Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. ECOTS. 5/16/12. Hypothesis Testing:. Use a formula to calculate a test statistic. Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. Statistics: Unlocking the Power of Data. Wiley Faculty Network. Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. Statistics: Unlocking the Power of Data. Wiley Faculty Network. Kari Lock Morgan, Penn State . Robin Lock, St. Lawrence University. Patti Frazer Lock, St. Lawrence University. USCOTS 2015. Overview. We use simulation-based methods to introduce the key ideas of inference. Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. ECOTS. 5/16/12. Hypothesis Testing:. Use a formula to calculate a test statistic. Slide #. 1. 1-sample Z-test. H. o. :. . m. = . m. o. (where . m. o. = specific value). Statistic:. Test Statistic:. . Assume. :. . s. is known. n is “large” (. so . sampling distribution is Normal. Department of Statistics. Penn State . University. USA. Making computing skills part of learning introductory stats. Royal Statistical Society. 10/13/16. ASA 2016 Recommendations for Intro Stat. GAISE: Guidelines . Donald A Pierce, Emeritus, OSU Statistics. and. Ruggero. . Bellio. , . Univ. of Udine. Slides and working paper, other things are at. : . . http://www.science.oregonstate.edu/~. piercedo. Slides and paper only are at: . (Part 1). Allan Rossman, Cal Poly – San Luis Obispo. Robin Lock, St. Lawrence University. George Cobb (. TISE. , 2007). 2. “What . we teach is largely the technical machinery of numerical approximations based on the normal distribution and its many subsidiary cogs. This machinery was once necessary, because the conceptually simpler alternative based on permutations was computationally beyond our . Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. Statistics: Unlocking the Power of Data. Wiley Faculty Network. 1. Outline:. The contingency table. Independence and dependence. Hypothesis test for independence. The chi-square distribution. The “expected” table. The test statistic. Worked example. Categorical variables. 1. Outline:. The contingency table. Independence and dependence. Hypothesis test for independence. The chi-square distribution. The “expected” table. The test statistic. Worked example. Categorical variables. Applied Statistics and Probability for Engineers. Sixth Edition. Douglas C. Montgomery George C. . Runger. 2. 10. Statistical Inference for Two Samples. 10-1 Inference on the Difference in Means of Two Normal Distributions, Variances Known. Kari Lock Morgan, Penn State . Robin Lock, St. Lawrence University. Patti Frazer Lock, St. Lawrence University. USCOTS 2015. Overview. We use simulation-based methods to introduce the key ideas of inference.

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