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# YouTubeT2-11 Test of sample variance

#### Nicole Seaman

##### Director of FRM Operations
Staff member
Subscriber
If (we can assume) the population is normal, then the chi-square distribution can be used to test the sample variance (this is analogous to using the student's t for a test of the sample mean).

David's XLS: http://trtl.bz/011018-yt-sample-variance-xls