The best way for researchers to remove any chance that they might unconsciously find the results they are expecting to find is by using
a. a single-blind experiment
b. a double-blind experiment
c. a placebo experiment
d. a self-fulfilling prophecy

If babies are consistently placed on their backs without any restrictions, what will happen to their development? a. they suffer from weakness in certain muscle groups. b. their ability to roll over, crawl, and eventually walk is hindered. c. they suffer brain damage from the pressure on the back of the head. d. they learn to roll over, crawl, and eventually walk on their own.

Hot5, endomondo, gympact, and runkeeper are popular a.) energy drinks b.) vigorous-intensity exercise c.) fitness apps d.) moderate-intensity exercise e.) fitness tests

It is the third week of the semester. dolly has registered for five courses because she is in a hurry to finish fire protection technology aas program. dolly is in aca 122, pol 120, eng 111, developmental math, and cis 110. she has realized that she cannot be successful in all of the classes at the same time because she also works 30 hours per week and has two small children. she wants to withdraw from one or more of her classes, but she doesn’t know which ones to drop. what college policies and procedures does dolly need to understand to her make this decision? what advice would you give her?