Take the numbers in pairs.
avg(10, 190) = 100
avg(20, 180) = 100
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avg(90, 110) = 100
It is easy to see the overall average is 100.
The arithmetic mean is an average arrived at by adding all the terms together and then dividing by the number of terms.
The mean
The mean of the numbers a1, a2, ..., an is equal to (a1 + a2 + ..., + an)/n. This number is used mostly as the average. It is called the arithmetic mean.
The arithmetic mean is used in fields like statistics and economics. The arithmetic mean is the average of a group of numbers. It can be used to find test averages for students and in sports to find player averages
It is most likely to be the arithmetic mean.
100
The mean is the sum of all of the numbers in the series divided by the number of items in the series. In this case it is the SUM(10...190), which equals 1900. There are 19 items in the series, so the mean is 1900/19 = 100.
arithmetic mean is the average (175+235) / 2 = 205
The mean, or the average.
The arithmetic mean is an average arrived at by adding all the terms together and then dividing by the number of terms.
The arithmetic mean is more commonly known as the average. It is the sum of the values divided by the number of values.
Yes.
Middle of the universe of answers
The arithmetic mean is 6.5
The mean
It is the arithmetic average of a number of percentages.
The mean of the numbers a1, a2, ..., an is equal to (a1 + a2 + ..., + an)/n. This number is used mostly as the average. It is called the arithmetic mean.