How To Find The Average Of Two Numbers

Average Calculator

Last updated:

Mar 01, 2021

Tabular array of contents:

How to Calculate Average
Similar Concepts Involving Averages
FAQ

The average calculator will calculate the hateful of up to xxx numbers. An interesting aspect of the calculator is you lot tin meet how the hateful changes as more values are entered. Before you use the calculator, you should know how to calculate the average, but in example y'all are without internet and cannot access this reckoner. Note that the mean is the same as average and these terms can be used interchangeably.

How to Calculate Average

The boilerplate of a set of numbers is simply the sum of the numbers divided by the total number of values in the set. For example, suppose nosotros desire the boilerplate of 24,55, 17, 87 and 100. Simply find the sum of the numbers: 24 + 55 + 17 + 87 + 100 = 283 and divide by 5to get 56.6. A simple problem such as this one can be done past hand without besides much problem, but, for more complex numbers involving many decimal places, it is more convenient to employ this calculator. Note that the mean rating calculator does a similar math - information technology calculates an boilerplate rating given the number of votes with values from 1 to 5.

Similar Concepts Involving Averages

The weighted average figurer lets you assign weights to each number. A number weighting is an indicator of information technology'due south importance. A mutual blazon of a weighted mean that is computed is the grade point boilerplate (GPA). To exercise this by hand, follow these steps:

Multiply the value of the letter grade past the number of credits in the class.
Do this for all the classes and take the sum.
Dissever the sum past the total number of credits.

Suppose the grades are an A for a 3 credit class, two B's for the 4 credit classes and a C for a 2 credit class. Using the standard value of iv for an A, three for a B and 2 for a C, the grade point average is GPA = [four(iii) + 3(4) + 3(4) + 2(2)]/(3 + 4 + 4 + 2) = xl/13 = three.08

Notation that the average calculator will compute the boilerplate for all values that are weighted every bit. For a weighted average, such as GPA and other statistical applications, the weighted boilerplate calculator linked above is the tool you want to employ. In statistics the mean is known as a measure of central tendency.

FAQ

What are the four averages?

The iv averages are the mean, median, way and range. The mean is what yous typically remember as the average - found by sum all values and dividing the sum by the number of values. The median is the eye value of the gear up (or the boilerplate of the two middle values if the set is even). The** style is the piece of data that occurs the virtually**, and the range is the difference between the highest and everyman values. To calculate all these averages and more, check out the Mean Median Style Calculator.

Why do nosotros calculate boilerplate?

We calculate averages considering they are a very useful mode to present a large amount of data. Instead of having to trawl through hundreds or thousands of pieces of data, we accept i number that succinctly summarises the whole set. While in that location are some problems with averages, such equally outliers showing an inaccurate average, they are useful to compare information at a glance.

Why are averages misleading?

Averages can be misleading for a number of reasons. They all-time represent evenly distributed bell curves, where most results are establish in the heart, and few on the extremities. Just fifty-fifty one very extreme point can change the average dramatically, and and then these anomalies are often excluded, just not ever. Adjacent, humans tend to translate averages as being perfect representations, leading to a lack of desire to understand the nuances of the data. Lastly, averages are often used to predict private cases, which are often wildly inaccurate.

How do I calculate my grade average?

Multiply each grade past the credits or weight attached to information technology. If your grades are not weighted, skip this step.
Add together all of the weighted grades (or just the grades if in that location is no weighting) together.
Split up the sum by the number of grades you added together.
Check your consequence with the college GPA calculator.

How do I calculate a weighted average?

Multiply each number by its weight.
Add all of the weighted numbers together.
Divide the sum by the number of data points.
Cheque your result with the weight average calculator.

Is average better than mode?

There is no like shooting fish in a barrel answer to whether the average is better than the style - information technology depends entirely on the information set up in front of you. If the data is commonly distributed, has no outliers, then you should probably utilise the average, equally information technology will nowadays yous with the nigh representative value. The style, however, is more robust, and will present the most common value, regardless of any outliers. The manner should always be used with chiselled data - that is, data with distinct groups - equally the groups are not continuous.

How do y'all calculate the boilerplate per centum in Excel?

Although it is easier to apply the Omni Average Estimator, to yous calculate boilerplate percentage in Excel:

Input your desired data, e.one thousand., from cells A1 to A10.
Highlight all cells, right click, and select Format Cells.
In the Format Cells box, under Number, select Percentages and specify your desired number of decimal places.
In another cell, input =Boilerplate(cell 1, cell 2,...). In our example, this would be =AVERAGE(A1:A10).
Enjoy your average!

Can you average averages?

You can average averages, but it is frequently very inaccurate and should be done advisedly. Lets say you lot had 2 countries, ane with a population of ten meg and a GDP of $30,000, and one of x,000 and a GDP of $2,000. The average GDP per country is $16,000, while the average GDP per person is ~$thirty,000, both vastly different figures showing vastly different things - and so be conscientious.

What is amend, average or median?

Whether you should use the average or the median will depend on the data yous are analysing. If the data is normally distributed, has no outliers, and so you should probably use the boilerplate, although the value will be quite similar to that for the median. If the data is heavily skewed, the median should exist used as it is less effected past outliers.

Is the average of averages authentic?

The average of averages is not authentic - virtually of the time. Data tin be misleading due to two main factors, lurking variables and weighted averages. Lurking variables is where, past taking the average of averages, a slice of information is lost which provides greater insight into the topic at hand. The other issue is not weighting averages when it is needed. If, say, the number of people visiting changes each month, by not weighting confronting the number of people information will be lost.