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Is there any difference between expected value and arithmetic mean?
There is. Arithmetic mean is simple average of numbers not weighted by anything. However in EV, the numbers are weighted by their probability
What does weighted average mean?
The weighted arithmetic mean is used, if one wants to combine average values from samples of the same population with different sample sizes: : The weights wi represent the bounds of the partial sample. In other applications they represent a measure for the reliability of the influence upon the mean by respective values. rhinostar
Weighted average atomic mass?
What is weighted average atomic number
In Mathematical terms what does the term weighted average mean?
In mathematical terms a weighted average is one which takes account of the popularity or frequency that particular numbers appear in the collection that is being averaged. It is considered to give a more realistic average.
Is there any relation between weighted mean and simple mean?
mabey some people dont know but possibly yes idk im 9 XD
Is an arithmetic mean a weighted mean or a weighted mean an arithmetic mean?
The arithmetic mean is a weighted mean where each observation is given the same weight.
The weighted mean is a special case for?
The weighted mean is simply the arithmetic mean; however, certain value that occur several times are taken into account. See an example http://financial-dictionary.thefreedictionary.com/weighted+average
Weighted mean sample problem?
weighted mean is getting the weighted average of students. normally, it is always use in computing the general average of the students to determine the ranking of the whole class.
The weighted mean is a special case of the?
Geometric mean
Is it the arithmetic mean or weighted mean that is more accurate Why?
The arithmetic mean and the weighted mean are used in different situations. The arithmetic mean is used in frequencies as a general average. The weighted mean is used when different factors contribute to some kind of total for example with weighted index numbers. It is not a matter of accuracy it involves using the right mean in the right situation. Almost always (if not always) a question will specify which mean to use.
What is the definition of 'weighted mean'?
"Weighted mean" is the average calculated by taking into account not only the frequencies of the variables but also some other factors such as their variance.
What is the formula for a weighted standard deviation?
Arithmatic Mean
What does wanos mean?
weighted average number of shares
What does rwa mean in finance?
Risk Weighted Assets
Is there any difference between expected value and arithmetic mean?
There is. Arithmetic mean is simple average of numbers not weighted by anything. However in EV, the numbers are weighted by their probability
What does RWA mean in International trade?
Risk-Weighted Assets
56 newspapers were sold in the last 7 days calculate the weighted mean of newspapers sold on Wednesday?
56 newspapers were sold inthe last 7 days. calculate the weighed mean of newspapers sold on wednesday.
