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Q. How to calculate arithmetic average or mean?
Ans.
When people collect information, or data, they can easily be overwhelmed with information. Just imagine listing the birthdays of all the students in your school! One way of making sense of the data is to find the number that represents the information in the best possible way. There are three commonly used ways to measure the central tendency of a set of data; the mean, median and mode.
Mean
The mean, or arithmetic average, of a data set is denoted by . It is the average you have experience working with. Sum up all of the values in the data set and then divide by the number of values.
x=±4, if -2 = y =0 x=±2, if -2 = y = 0
i do not understand the rules for adding and subtracting integers, nor do i understand how to multiply and divide
you are driving on a freeway to a tour that is 500 kilometers from your home. after 30 minutes , you pass a freeway exit that you know is 50 kilometer from your home. assuming that
How many types of ogives?
lecturer notes
Give me an example , please : 1 over 2 , 14 over twenty-eight
this subject is numerical analysis
convert the ratio in friction form
whats nine plus 10
Rationalize the denominator for following. Suppose that x is positive. Solution We'll have to start this one off along with first using the third property of radica
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