Johan is a 25-year-old, single taxpayer with modified adjusted gross income of $18,500. During Tax Year 2020, he made a $2,000 contribution to his employer's 401(k) plan. He has never taken a distribution from any retirement plan. The maximum amount Johan may receive for the retirement savings contributions credit (Saver's Credit) is:

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Which statement best describes the variety of workplaces commonly found in the health science career cluster? a. workplaces in this cluster include healthcare facilities such as hospitals, physician offices, and clinics. b. workplaces in this cluster include healthcare facilities, laboratories, and other environments such as offices or homes. c . workplaces in this cluster include nonprofit hospitals, government-run clinics, and private physicians' offices. d. workplaces in this cluster include private and nonprofit hospitals and clinics, and dentists' offices.

In the united states, one worker can produce 10 tons of steel per day or 20 tons of chemicals per day. in the united kingdom, one worker can produce 5 tons of steel per day or 15 tons of chemicals per day. the united kingdom has a comparative advantage in the production of: