StatisticsFall 2018 |

Next Class |

Materials for the CourseIntroduction - OutlineNo Class on September 18thRandom Variables and Probability -- Classical View Simple problems for Classical probabilityTry the online integrator by WolframFor the Negative Exponential pdftry typing in -- integrate 2e^(-2x) from 0 to 10 You should get 1 as the answer (you can even cut and paste this one) Show that the median for this pdf is about 0.3465 and the mean is 0.5 MathAlly - Short Video (40+ MB)This is the video I promised you showing how tointegrate the Negative Exponential pdf in MathAlly Random Variables and Probability -- Modern ViewProbability Distributions -- DiscreteProbability Distributions -- Continuouschi-square with 4 degrees of freedomcut and paste the following into Wolfram Alpha: integrate (0.25)*(x^(4/2-1))*(exp(-x/2)) from 0 to 30 plot (0.25)*(x^(4/2-1))*(exp(-x/2)) from 0 to 15 Use Wolfram to find P[X<3.5] assuming X~Chi-Sq(4) The answer is a little more that P[X<3.5] = 0.522 Some Exercises (October 23)More Exercises (October 30)Review for the Midterm Exam (November 6) ----------------------------------------------------Midterm Exam E410 Tuesday November 13, 2018 4:20 pm - 5:50 pm ------------------------------------------------- -Mean and VariancesThe Normal DistributionThe Central Limit Theorem and Its UsesVideo on N-P Testing - Testing the Fairness of a Coin(MP4)Covariance and Correlation ------------------------------------------------------------- |