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The assumptions for using a weighted average include: 1) the weights assigned to each value are accurate and meaningful, 2) all values being averaged are measured on the same scale, 3) the weights represent the relative importance of each value, and 4) the values being averaged are relevant to the calculation being performed.
What else can I help you with?
What is the weighted average atomic mass of bromine?
The weighted average atomic mass of bromine is approximately 79.904 u. This value is calculated based on the natural abundance of bromine's isotopes.
Why do elements which exists as isotopes have fractional atomic mass?
Each isotope of an element has a different Atomic Mass, so an average is taken of all the isotopes, but the average is weighted because the natural abundance (%) of each isotope is factored in. If hydrogen-1 is much more abundant than deuterium and tritium, then the weighted average will be closer to 1 than 2 or 3 but not a whole number. The following equation shows how percent abundance factors into the weighted average. (atomic mass A)(X% abundance) + (atomic mass B)(Y% abundance)...=(weighted average of all isotopes of the element)(100% abundance)
What is the average atomic mass compared to atomic mass?
The average atomic mass is a weighted average of the masses of all isotopes of an element, taking into account their abundance. The atomic mass listed on the periodic table is the weighted average of all naturally occurring isotopes of the element. So, they are essentially the same thing, with the average atomic mass being a more specific term.
Mass weigthed average and area weighted avg?
The mass-weighted average accounts for the influence of each sample's mass on the overall average, giving greater weight to samples with higher mass. The area-weighted average, on the other hand, considers the influence of each sample's area or size on the overall average, giving greater weight to samples with larger surface area. Both methods provide a way to calculate a representative value that reflects the contribution of each individual sample.
Which best describes the definition of the atomic mass of an element?
it is the weighted average of the masses of an element's isotopes.
Weighted average atomic mass?
What is weighted average atomic number
Is fifo the inventory costing method that follows the physical flow of the goods?
no, FIFO, LIFO, and weighted-average method are cost flow assumptions these assumptions bear no relation to the physical flow of goods; they are merely used to assign costs to inventory units.
Is The Dow Jones Industrial Average a market value weighted or price weighted index?
The Dow Jones Industrial average is a price weighted index.
What do you add to your unweighted average?
You can't convert an unweighted average into a weighted average simply by adding something. You have to do the whole calculation for the weighted average.
What is the difference between Average method vs weighted average method?
in weighted average method we assigns the weight to the averages while in average methods we dnt do this
What is the difference between average and weighted average?
weighted average is an average in which each quantity to be averaged is assigned a weight. These weightings determine the relative importance of each quantity on the average.
Why are multiples used in weighted average calculation?
The multiples are the weights (or importance) associated with each observation on which the weighted average is based.
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.
What is the abbreviation for weighted average?
WAVG
Is weighted average inventory valuation GAAP?
Yes, along with FIFO and LIFO, Weighted average is a generally accepted accounting principle.
Difference between simple and weighted average?
In a simple average every value is worth the same, but in a weighted average, the frequency of each value is taken into consideration.
What is a flow weighted average?
A flow weighted average is found by dividing the total load over the estimation time by the total stream flow.
