Find the coordinates of the point P that divides the directed line segment from A to B in the given ratio. A(-5,1), B(3,-7); 5 to 3
The coordinates of point P are

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?