Stat 301 – lecture 27 16 simple linear regression the model is useful f = 2849, p-value 00001 this also indicates that there is a statistically significant linear relationship between brain weight and. Stat 430 can be taken concurrently with bepp 451 or stat 451 activity: lecture 1 course unit stat 452 fundamentals of actuarial science ii this specialized course is usually only taken by wharton students who plan to concentrate in actuarial science and penn students who plan to minor in actuarial mathematics it provides a comprehensive. Chapter 1 principles of experimental design 11 induction much of our scienti c knowledge about processes and systems is based on induction: reasoning from the speci c to the general. Lecture 17 outliers & influential observations stat 512 spring 2011 background reading knnl: sections 102-104 17-2 topic overview • statistical methods for identifying outliers / upcoming in lecture 18 • miscellaneous topics in mlr o chapter 8, section 101. Don't show me this again welcome this is one of over 2,200 courses on ocw find materials for this course in the pages linked along the left mit opencourseware is a free & open publication of material from thousands of mit courses, covering the entire mit curriculum no enrollment or registration.
Today’s goalssurvey basics and languagetypes of surveysexamples studies and surveys di erences observational study: attempts to isolate the e ect of a. 1 think ahead of time what functionality your code will have, and define the interface properly 2 if portions of code are similar, try to define a. Stat 490 experimental design lecture 18 foldovers of fractional factorials arman sabbaghi department of statistics purdue university november 3, 2015 foldover of a single columnfoldover of multiple columnssummary logistics homework 7 solutions have been posted on blackboard.
Understanding type i and type ii errors hypothesis testing is the art of testing if variation between two sample distributions can just be explained through random chance or not. 1these notes are meant to supplement the lectures for stat 511 at uic given by the author the accompanying textbook for the course is keener’s theoretical statistics, springer, 2010, and is referred to frequently though out these notes. Lecture 3: last time • we had a look at the unix operating system, the philosophy underlying its emphasized some hands-on tasks -- we used as our case study six months of traffic across the department’s website wwwstatuclaedu (or more precisely, the suite of virtual hosts supported by our department) to the next lecture on how to.
In the notes for the last lecture, we saw that we could estimate the param- eters by the method of least squares: that is, of minimizing the in-sample mean squared error. His second scientific lecture will be presented march 15th, titled high dimensional multinomials and unsmooth densities larry a wasserman is the upmc professor of statistics and data science in the department of statistics and data science and the machine learning department at. Stat 333 lecture blog fall 2011 (t/r) diana's lecture blog back to forums & topics list compose refresh mark all read hide search unsubscribe to topic.
Stat 324: lecture 02 probability moo k chung [email protected] january 20, 2005 1 an experiment is any action whose outcome is subject to uncertainty (randomness) the sample space of an experiment is the set of all possible outcomes of the experiment an. Stat lect index digital textbook on probability and statistics statlect is a free digital textbook on probability theory and mathematical statistics explore its main sections fundamentals of probability theory this lecture discusses the conditions under which the ordinary least squares (ols) estimators of the coefficients of a linear. Lecture on time series stat 431, summer 2012 hyunseung kang july 30/31, 2012 1 introduction time series data, by its very name, has a time component to its observations.
Stat 110|intro to probability max wang lecture 2 | 9/2/11 de nition 21 a sample space sis the set of all possi-ble outcomes of an experiment de nition 22. Stat 110 playlist on youtube table of contents lecture 1: sample spaces, naive definition of probability, counting, sampling lecture 2: bose-einstein, story proofs, vandermonde identity, axioms of. Lecture notes on probability, statistics and linear algebra c h taubes department of mathematics harvard university cambridge, ma 02138 spring, 2010. Figure 3: chi square distributions with di erent degrees of freedom figure 4: ˜2 distribution with degrees of freedom 2 lecture 2 21 the chi square distribution in particular, when = =2 and = 2, we have the chi square distribution (˜2) with degrees of freedom.
The on-campus stat 110 course has grown from 80 students to over 300 students per year in that time lecture videos, review materials, and over 250 practice problems with detailed solutions are provided. Lecture 5 wednesday, september 19, 2018 11:32 am make your own (practice) 3 4 4 7 7 8 3 3 2 5 5 5 4 3 2 9 2 1 1 9 9 2 7 9 x f proportions and percentages a proportion is expressed as a decimal and is always less than one p= f/n a percentage is the proportion multiplied by. Lecture notes on information theory preface \there is a whole book of readymade, long and convincing, lav-ishly composed telegrams for all occasions.