The coefficient of variation is a method of measuring how spread out the values in a data set are relative to the mean. It is calculated as follows:
Coefficient of variation = σ / μ
Where:
σ = standard deviation of the data set
μ = average of the data set
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The second set of numbers are less variable; the coefficient of variation is halved. The second set of numbers are less variable; the coefficient of variation is halved. The second set of numbers are less variable; the coefficient of variation is halved. The second set of numbers are less variable; the coefficient of variation is halved.
True
One other name is "coefficient of variation".
0% to 100%
The coefficient of variation is the ratio between the standard deviation and the mean.
The coefficient of variation is calculated by dividing the standard deviation of a dataset by the mean of the same dataset, and then multiplying the result by 100 to express it as a percentage. It is a measure of relative variability and is used to compare the dispersion of data sets with different units or scales.
The coefficient of variation should be computed only for data measured on a ratio scale, as the coefficient of variation may not have any meaning for data on an interval scale. Using relative values instead of absolute values can cause the formula to give an incorrect answer.
it is da same as coefficient of determination
Of course it is! If the mean of a set of data is negative, then the coefficient of variation will be negative.
Of course it is! If the mean of a set of data is negative, then the coefficient of variation will be negative.
The second set of numbers are less variable; the coefficient of variation is halved. The second set of numbers are less variable; the coefficient of variation is halved. The second set of numbers are less variable; the coefficient of variation is halved. The second set of numbers are less variable; the coefficient of variation is halved.
coefficient of variation
True
Yes, you can have a negative coefficient in a direct variation. So if you had y = -7x, that would be a direct variation. If you have y = -x, I do not know, if that is what you mean. Hope it helped.
One other name is "coefficient of variation".
I have found the coefficient of variation of the first natural numbers and also other functions.
Yes it is. If all the observations have the same non-zero value then the coefficient of variation will be zero.