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The mean value is the average of a group of numbers. All of the numbers in the group are first added all together. The sum of the number is then divided by however many numbers were in the group. The number that is arrived at is the mean value.
The use of mean values is widely used in compiling statistical information.
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What is the difference between standard deviation and mean?
The mean is the average value and the standard deviation is the variation from the mean value.
What is the point on the scatterplot representing the mean x value and mean y value?
Residual point
Difference between mean and expected value?
For a population the mean and the expected value are just two names for the same thing. For a sample the mean is the same as the average and no expected value exists.
What does value of term mean in math?
mean: average
What does a z-score of -1.5 mean?
z-score of a value=(that value minus the mean)/(standard deviation). So a z-score of -1.5 means that a value is 1.5 standard deviations below the mean.
