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The F-statistic is a test on ratio of the sum of squares regression and the sum of squares error (divided by their degrees of freedom). If this ratio is large, then the regression dominates and the model fits well. If it is small, the regression model is poorly fitting.
a ratio is a comparison between 2 things and a proportion is a ratio on each side of the = sign
The F-statistic is a test on ratio of the sum of squares regression and the sum of squares error (divided by their degrees of freedom). If this ratio is large, then the regression dominates and the model fits well. If it is small, the regression model is poorly fitting.
An odds ratio is the difference between the number of times that something happens and does not happen. An unadjusted odds ratio is a guess between what could or could not happen.
a ratio is a fraction of two numbers a proportion is = fractions
Aspect ratio is the height and width of the picture or screen. Sometimes this is called FORMAT. Contrast is how much difference there is between the whitest and blackest part of the picture.
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Mechanical advantage is a ratio of forces. Efficiency is a ratio of powers.
Contrast Ratio
All steroids are both anabolic and androgenic. The difference between different steroids is the ratio of anabolism to androgenic. Testosterone has a perfect 1:1 ratio.