In their efforts to “hook and keep” viewers, networks engage in _____________

The WHO developed scenarios for the future, by looking at challenges that have arisen in recent years. Which of the following was not one of the three crises they focused on?

a. The 2001 anthrax scare b. The dumping of toxic chemicals c. The dangers of radiological and electromagnetic pulse weaponry d. The H1N1 virus pandemic

Which of the following variables does not have a median value?

a. per-capita income b. grade-point averages c. percentage of eligible voters casting ballots in the United States d. ethnicity of eligible voters in the United States