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The variance or standard deviation.
flexibility is measured by the range of motion and the range of motion and the range of movements is measured by using a goniometer.....
A protractor is a tool that may be used to measure an angle. The measure of the angle exists irrespective of the tool that is used to measure it. In the same way that you have a height and your height is a [mainly] fixed amount and whether it is measured with a rule or a tape measure or a laser range finder does not affect your height!
Which of the following is a disadvantage to using equations?
The disadvantage of relying on authority is that it ultimately amounts to relying on the opinion of others. Opinions vary and opinions change.
It is simple to calculate.
When using the mean: the variance or standard deviation. When using the median: the range or inter-quartile range.
Central tendency is measured by using the mean, median and mode of a set of numbers. Variation is measured by using the range, variance and standard deviation of a set of numbers.
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The advantages of using GDP as a measure of productivity and economic health is that GDP is universal and can be used to measure an economy's growth or decline. The disadvantage of using GDP as a measure of productivity and economic health is that it does not effectively measure the quality of products.
The variance or standard deviation.
advantage of using a barometer is that we can measure air pressure .a disadvantage is that there is barely any wind.
one disadvantage of using human development index.
The range is very sensitive to outliers. Indeed if there are outliers then the range will be unrelated to any other elements of the sample.
What are the various Control measures to counter disadvantages of using a computer system?" What are the various Control measures to counter disadvantages of using a computer system?"
It only tells you about the max and min values. It would be good to know about what happens in between them. For example, you can all one very big value to a data set and change the range dramatically. The rest of the data remains the same, but you would not know that.
There will be errors. The error comes from the measured resistance size of the decision.