NEUR 2002 Study Guide - Winter 2019, Comprehensive Final Exam Notes - Schutzstaffel, Variance, Standard Error
1 Apr 2019
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What is statistics mathbranch thatinvolves collectionanalysisandinterpretationof data we use it to organize goal of stats to make the rightprediction and to make a meaningfulinterpretation summarizedata and to make a conclusion also for standardizationevaluationprocedures. Jacobs 1968 told half of the class thattheywere good students good students did better theothers weren"t. Population allend that you are interested in a particularstudy. Parameter avalueusually a valuederivedfrom measurements of theindividuals in thepopulation. Sample subset of thepopulation you want it to represent thepop remember random us sampleconvenience. Stats avalueusually a valuederivedfrom measurements of theindividuals inthesample sampling error sample is never identical to population this is not a mistake. Discrepancy that exists b w sample stats thecorrespondingpopparameter. Provides accurate summary of importantaspects of datausingfew s. Ei measures ofcentraltendency meanmedian mode measure of dispersion rangevariance sd. Howstrongis the correlation b w 2 var ceepearson"scorrelationcoefficient. How confident are you in generalizingyourconclusion to a largerpop is it statisticallysignificant exe p 0. 05 is statisticallysignificant t test arraysisofvariance anova correlation k test.
