Search Results
Search type | Search syntax |
---|---|
Tags | [tag] |
Exact | "words here" |
Author |
user:1234 user:me (yours) |
Score |
score:3 (3+) score:0 (none) |
Answers |
answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
Views | views:250 |
Code | code:"if (foo != bar)" |
Sections |
title:apples body:"apples oranges" |
URL | url:"*.example.com" |
Saves | in:saves |
Status |
closed:yes duplicate:no migrated:no wiki:no |
Types |
is:question is:answer |
Exclude |
-[tag] -apples |
For more details on advanced search visit our help page |
Paired data arise when an experimental or observational study design deliberately samples two units as a dyad to form a basis of comparison. Use this tag for any question about paired data or their analysis.
1
vote
Find the most similar pairs from two data sets
This is perhaps not the most efficient but it is a greedy approach to the problem.
Computation of the distances between observations is the most expensive part. However, you need only do it once and …
0
votes
Compare two proportions from same sample (mutually non exclusive)
If each person answers about both questions, McNemar's test is best.
Imagine a 2x2 table where the rows are the people who answer Yes/No to X and the columns are the people who answer Yes/No to Y. T …
17
votes
Accepted
ANOVA vs pairwise t-tests with multiple test correction
The difference becomes clear if you understand the null/alternative hypothesis of each test.
ANOVA's null hypothesis is that the group means are the same, while the alternative is that at least one g …
2
votes
Accepted
What kind of test shall I use to test if the two data sets are significantly different?
If you're hypothesis is about the frequency of uses of the words in each of the 19 sentences, you can do a two sample test of proportions. There are LOTS of examples of that on this site, so I won't …