A regression and correlation analysis resulted in the following
information regarding a dependent variable (y) and an
independent variable (x).
Σx = 90  Σ(y  )(x  ) = 466 
Σy = 170  Σ(x  )^{2} = 234 
n = 10  Σ(y  )^{2} = 1434 
SSE = 505.98 
The least squares estimate of the intercept or b_{0} equals
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