If we run an Ordinary Least Square regression of Y;= a+b Xy+ e,where eis of mean zero and same variance for all observations that is not correlated with Xy, and suppose sample averages for Y and X are 3 and 4, respectively. Moreover, a is found to be 1. What is the value of b? Select one: a. Indeterminate from the given information. O b. 0.5 O 0.4/3 O d. 1.0