Question: which is the right answer and why? 66X 6 C' v Question Completion Status: Suppose that X and Y are variables with E[Y|X=x]=ct+ Bx The

which is the right answer and why?

66X 6 C' v Question Completion Status: Suppose that X and Y are variables with E[Y|X=x]=ct+ Bx The following is an excerpt from the Excel output of a linear regression of Y on X, with n = 27: tents StandardError tsrat P-value Lower9$96 Upper9596 6.4054074 0.17943916 35.69682 5.696E23 6335845542 6.7749693 0.0204089 0000504181 40.47933 2.538524 0.01337051 0.0214473 Intercept X In addition, the data provide that TI. 2 xi = 9450 i=1 n x? = 3420000 i=1 and the standard error ofthe residuals is se = 0.1691. Given that X = 240, nd the lower limit of a 95% prediction interval for Y. (Give answers correct to 3 decimal places.) l:l Click Save and Submit to save and submit. Click Save All Answers to save all answers

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