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Results tagged with variance
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user 73691
The expected squared deviation of a random variable from its mean; or, the average squared deviation of data about their mean.
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Powering a study to show differences in variance, e.g. in R?
I'm hoping to do a study to calculate whether 1 method of measurement is more variable than another in a subgroup of patients.
I assume this will be done with an F-test, from some reading?
However, …
- 473
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Assessing a test by seeing if variance between subjects is greater than within subjects
I therefore believe I can say the variance within patients is lower than the variance within patients, and the variance within locations is lower than the variance between locations, within the same patient …
- 473