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Mr. Dubey • 89.33K Points
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Q. Which of the following assumptions do we make while deriving linear regression parameters?
1. The true relationship between dependent y and predictor x is linear
2. The model errors are statistically independent
3. The errors are normally distributed with a 0 mean and constant standard deviation
4. The predictor x is non-stochastic and is measured error-free

(A) 1,2 and 3.
(B) 1,3 and 4.
(C) 1 and 3.
(D) all of above.
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