b- According to this regression analysis, what percentage of the variation in the number of monthly labor hours required for a hospital can be explained by the number of bed days in a month? (1 points) c According to this regression analysis, if the number of bed days increases by 200, What is the predicted increase in the number of labor hours required for a given month? (1 point) d) According to this regression analysis, what is the predicted number of monthly labor hours required for a hospital with 3000 bed days for the month? (1 point)