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Tutorial 7, STAT1301 Fall 2010, 09NOV2010, By Joseph Dong MIXED MOMENTS CORRELATION & INDEPENDENCE, INDEPENDENT SUM.

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Presentation on theme: "Tutorial 7, STAT1301 Fall 2010, 09NOV2010, By Joseph Dong MIXED MOMENTS CORRELATION & INDEPENDENCE, INDEPENDENT SUM."— Presentation transcript:

1 Tutorial 7, STAT1301 Fall 2010, 09NOV2010, MB103@HKU By Joseph Dong MIXED MOMENTS CORRELATION & INDEPENDENCE, INDEPENDENT SUM

2 2

3 3

4 Standardization in Statistics 4

5 Correlation as standardized Covariance 5

6 Exploring Correlation demonstration.wolfram.com Download Mathematica™ player if you don’t have one. Search “correlation” And explore… 6

7 Covariance/Correlation calculation Exercises 7

8 Independent sum 8

9 9 Independent sum: finding its distribution

10 10 Exercises: Handout Problems 4,5,6

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