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Question : Thirty observations were used to estimate y = β


Thirty observations were used to estimate y = β0 + β1x + ε. A portion of the results is shown in the accompanying table.




Thirty observations were used to estimate y = β0 + β1x + -1


a. What is the estimate for β1? Interpret this value.
b. What is the sample regression equation?
c. If x = 30, what is?