A recent sociological experiment sought to determine the exact role that social support plays in the health of expectant mothers. To conduct the experiment, the researchers asked midwives to flip a coin each time they received a new client, and if it came up heads to try as hard as possible to put the client in contact with others who could provide social support. If the coin came up tails, the midwives would not discourage the woman from receiving social support, but would not facilitate it. Who is the control group in this experiment

How did the growth of railroads american businesses expand

What percentage of people are left handed?

Which of the following is an example of the treatment technique for ocd called exposure and response prevention (erp)? a. callie has a hoarding compulsion. she becomes anxious whenever she has to throw something away; she even keeps stuff that she doesn't need and will never use. her therapist has arranged for callie's unnecessary belongings to be discarded of when she is away from home. b. carrie has an obsessive fear of contamination which has led to compulsive hand washing. her therapist is treating her by making her touch dirty laundry but not allowing her to wash her hands following for increasingly longer periods of time. c. kelly has religious obsessions. she feels that if she doesn't read biblical passages every hour of the day, she will do something evil. her therapist is treating her by having her attend religious services more frequently so that good thoughts will replace the bad ones. d. kerry has an obsessive fear of contamination which has led to compulsive hand washing rituals. her therapist is treating her by forcing her to wash her hands repeatedly, even when she doesn't feel anxious.