Difference of two sample means
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The t&-test for unrelated data
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There is also a test for the difference of two sample means based on Students' t distribution. This is very closely related to the z&-test described above, and not appreciably different from it. Therefore, use the z&-test.
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Contents of
Difference of two sample means
1 Difference of two sample means&: The z&-test
2 Example of difference of two sample means&: The z&-test
3 The t&-test for unrelated data
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