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Results tagged with self-study
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user 146547
A routine exercise designed to test one's knowledge; often from a textbook, course, or test used for a class or self-study. This community's policy is to "provide helpful hints" for such questions rather than complete answers.
0
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1
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How a two-tailed p-value is calculated for a two-sample t-test
I'm reading Discovering Knowledge in Data by Daniel T. Larose. In the two-sample t-test for difference in means section, there is the following example:
tdata = x-bar(1) - (xbar2)/ sqrt(s^2(1)/n(1)+ …
- 175
6
votes
1
answer
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What is the inverse square of a distance (Euclidean)?
I'm studying k-nearest neighbor algorithms and the book I'm reading mentions that records are weighted according to their inverse square in order to perform weighted voting.
so I was wondering what d …
- 175