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What is the mean of the combined data sets if the mean of a data set of 6 is 8 and the mean of a different data set of 6 numbers is 20?
Wiki User
∙ 13y ago
total marks of data set 1 is 6 x 8 = 48
total marks of data set 2 is 6 x 20= 120
now, the total mean of the combined data set is = (48 + 120) / (6 + 6)
= 168 / 12
= 14
Wiki User
∙ 13y ago
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How do find the mean in math?
Add all the data together and then divide the sum by the number of data points. For example, 3, 4, 5, 6, 7 Sum is 25 There are 5 numbers or data points which combined to make that sum The mean or arithmetic average is 25/5 = 5
In math what does For mean?
The mean is like the average, all of the numbers in a data set added up and divided buy the number of numbers in the data set.
What is the sum of the numbers in a set of data divided by the number of pieces of data?
The mean. Strictly, the arithmetic mean.
What does range of data mean?
The difference between the largest and smallest numbers in your data set.
What is the sum of numbers in a set of data divided by the number of pieces of data divided by the number of pieces of data?
That's the mean ('average') of the numbers in the dataset,divided by the number of pieces of data.
What does numerical data vary mean?
When there are a variety of different numbers numerical data varies. -RJC
How do find the mean in math?
Add all the data together and then divide the sum by the number of data points. For example, 3, 4, 5, 6, 7 Sum is 25 There are 5 numbers or data points which combined to make that sum The mean or arithmetic average is 25/5 = 5
How do you solve mean?
You take all the numbers in the data and add them. Then you divide by how many numbers are in the data. :)
What does combined mean in math?
Combined means the addition of numbers.. The combination of 6 and 8 is 14 6 + 8 = 14
How do you find a mean of a set of numbers?
to find the mean of a set of numbers you have to find the total sum of the data divided by the number of addends in the data.
How can two data sets with different numbers have the same mean median and mode?
(10,10,30,30,30,50,50) (20,20,30,30,30,40,40) These two sets have the same mean, median and mode.
What is the mean of a number?
The mean of a number is the average of a group of numbers. To find the mean you must add up all of the numbers in a data set. Then you take that number and divide it by the number of numbers you have in the data set. This will give you the mean.
The whole numbers combined with the negative numbers?
The answer depends onwhat you mean by negative numbers: negative integers, negative rationals, or negative reals?what you mean by "combined with". The union of sets, a sum, multiple or some other Cartesian or cross product.
What does for mean in math?
The mean is like the average, all of the numbers in a data set added up and divided buy the number of numbers in the data set.
In math what does For mean?
The mean is like the average, all of the numbers in a data set added up and divided buy the number of numbers in the data set.
What is the meaning of a number mean?
The mean of a number is the average of a group of numbers. To find the mean you must add up all of the numbers in a data set. Then you take that number and divide it by the number of numbers you have in the data set. This will give you the mean.
What is the sum of the numbers in a set of data divided by the number of pieces of data?
The mean. Strictly, the arithmetic mean.
