A bag contains 9 black chips and 2 white chips. Dexter and Thanh play the following game. Dexter randomly selects one chip from the bag. If the chip is black, Dexter gives Thanh $6. If the chip is white, Thanh gives Dexter $10. a) Determine Dexter's expectation. b) Determine Thanh's expectation. Question content area bottom Part 1 a) Dexter's expectation is enter your response here dollars. (Round to the nearest cent as needed.) Part 2 b) Thanh's expectation is enter your response here dollars