Residual analysis is conducted to check whether regression assumptions are met.Which of the following is not an assumption made in simple linear regression?

Residual analysis is conducted to check whether regression assumptions are met.Which of the following is not an assumption made in simple linear regression?
A)Errors are independent of each other.
B)Errors are normally distributed.
C)Errors are linearly related to x.
D)Errors have constant variance.


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