The Statistical Model for Simple Linear Regression Is Written as

question 2

Multiple Choice

The statistical model for simple linear regression is written as ,where represents the mean of a Normally distributed response variable and x represents the explanatory variable.The parameters and are estimated,giving the linear regression model defined by ,with standard deviation  = 5. What is the subpopulation mean when x = 20?

• A)270
• B)100
• C)70
• D)None of the above

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