Examlex
If the plot of the residuals is fan shaped,which assumption is violated?
Standard Error
The usual measure of spread for the distribution that arises from sampling, typically concerning the mean.
Confidence Interval
A range of values that is used to estimate the true value of a parameter with a certain degree of confidence.
Sample
A subset of a population selected for measurement, observation, or questioning to provide statistical information about the whole.
Mean
Mean is the average of a set of numbers, calculated by dividing the sum of all values in the set by the number of values.
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