November Schedule Nov. 9correlation (13)Nov. 9correlation (13) Nov. 14, 16correlation (13) bivariate regression (14)Nov. 14, 16correlation (13) bivariate.

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Presentation transcript:

November Schedule Nov. 9correlation (13)Nov. 9correlation (13) Nov. 14, 16correlation (13) bivariate regression (14)Nov. 14, 16correlation (13) bivariate regression (14) Nov. 21, 23elements of inf. stats. (8) goodness-of-fit (11)Nov. 21, 23elements of inf. stats. (8) goodness-of-fit (11) Nov. 28, 30goodness-of-fit (11) inf. spatial stats. (12)Nov. 28, 30goodness-of-fit (11) inf. spatial stats. (12) Dec. 5FINAL QUIZDec. 5FINAL QUIZ

Elements of Inferential Statistics module 16

Reading read Chapter 8read Chapter 8

Elements of Inferential Statistics

1-Sample Difference of Means Tests

Small Sample

Issues in Inferential Testing & Test Selection degrees of freedomdegrees of freedom

Issues in Inferential Testing & Test Selection sampling issues and inferential testingsampling issues and inferential testing –common characteristics –common assumptions randomnessrandomness independenceindependence

Issues in Inferential Testing & Test Selection artificial sampleartificial sample natural sample (population)natural sample (population) –inferential analysis has to be used with great caution

Issues in Inferential Testing & Test Selection inferential test selectioninferential test selection

Type of question: Differences Nature of relationship Nature of relationship Type of question: Differences Nature of relationship Nature of relationship SCALE 1 sample matched-pairs 2 samples 2 variables multiple variables NOMINALORDINAL INTERVAL/ 1 sample RATIO difference of means of means ( Z or t ) ( Z or t ) 1 sample 1 sample difference difference of proportions of proportions ( Z ) ( Z )

Issues in Inferential Testing & Test Selection nonparametric or distribution- free testsnonparametric or distribution- free tests