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Which of the following is NOT an assumption of linear regression?

a) The relationship between independent and dependent variables is linear

b) The residuals are normally distributed

c) There is homoscedasticity (constant variance of errors)

d) The independent variables are categorical

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d) The independent variables are categorical

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d

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Letter D po.

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d

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d

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d

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d

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it is letter d

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D

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