Can someone please help me with this. I read on wikipedia that the coefficient of Variance can be used when the measurements are of ratio scales but cannot be used on interval scales.
I know it is useful to use it to compare samples with completely units like the variance in your mass...
Hello People,
I'm and just somewhat confused about this topic.
Lets say I have a sample set A with sample size= 101 mean =10 and sample stdv of 1
then sample set B with sample size= 100 Mean=15 with sample stdv of 2.
If i add these two samples sets together I should get a new stdv that...