Explain the difference between cross sectional studies and longitudinal studies and provide an example for each.

Mr. polanski likes the cost of an hmo plan available in his area, but would like to be able to visit one or two doctors who aren't participating providers. he wants to know if the point of service (pos) option available with some hmos will be of any in this situation. what should you tell him? mr. polanski likes the cost of an hmo plan available in his area, but would like to be able to visit one or two doctors who aren't participating providers. he wants to know if the point of service (pos) option available with some hmos will be of any in this situation. what should you tell him?

Read this scenario: a group of immigrant farmworkers forms an interest group to argue for workers' rights in their state. they cannot afford an experienced lobbyist, however, and are unable to secure meetings with important lawmakers. which negative aspect of interest groups does the scenario illustrate? a. lacking power without funding b. supporting candidates who may not be the best choice for a position c. focusing only on group members' goals d. resorting to unethical tactics

Which of the following practices is not recommended during a time of water scarcity? a. increasing wastewater recycling b. prohibiting the consumption of bottled water c. raising fines for violating outdoor water restrictions d. improving monitoring and management of local aquifers e. utilizing media to promote awareness of best practices in water management