How did you compute a p value without knowing the variance? [Edit: my bad, didn'... | Hacker News

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yummyfajitas on March 26, 2013 | parent | context | favorite | on: USPS Discrimination Against Atheism?

How did you compute a p value without knowing the variance?

[Edit: my bad, didn't read the fine print which explains statistical methods at very bottom of page.]

maxerickson on March 26, 2013 [–]

In this case, I imagine the method involves reading it from one of the images towards the bottom of the linked page.

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