Katrina is trying to put a dollar bill into a vending machine in her office. Sometimes the machine will take a dollar bill on the first try, other times it can take up to five or six tries before the dollar bill is finally accepted. In this example, inserting a dollar bill into the vending machine is reinforced on:.
A. An intermittent reinforcement schedule
B. A continuous reinforcement schedule
C. A noncontingent reinforcement schedule
D. A short-delay reinforcement schedule

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population. the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors. the new research would need full review by a convened irb because children are a protected population. unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.

What are the qualifications to be a member of the house of representatives

The first national government for the united states was