The explanatory power of a scientific theory is most closely linked to its capacity to generate testable: a. variables
b. inferences
c. assumptions
d. correlations
e. hypotheses

This question is based on the following paragraph. tomas tiptoed across the room. he made sure not to walk on the spot that always creaked. he opened the squeaky door as slowly as possible. he took one last look in the crib and smiled. was anything more beautiful than a sleeping baby? softly he closed the nursery door and headed down the hall. it had been a long night. what can you infer from this paragraph? a. tomas was ready to start a new day. b. tomas's house needed some repairs. c. tomas had spent a long time getting his child to sleep. d. tomas did not enjoy being a father.

Paleoanthropologists believe that the predominant diet of our earliest omnivorous ancestors consisted mostly of

1. the responsibilities of the u.s. federal reserve system include overseeing the banking system and regulating the quantity of money in the economy setting the level of real interest rates working with congress to devise a financial plan for the country and execute the president's orders calculating and reporting the unemployment rate 2. to increase the supply of money when the economy is weak, the fed closes banks reduces inflation sells bonds buys bonds 3. the federal funds rate is the short-term interest rate that banks charge their best customers when borrowing banks earn on savings accounts with the fed banks charge each other when borrowing or lending to each other the fed charges banks when borrowing 4. when the fed increases the money supply and consequently lowers interest rates, the value of the dollar will rise by more in the market for foreign exchange, all else equal will fall, all else equal is not impacted by fed policy will rise, all else equal