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...number, but a year ago, a different group of researchers at the CDC, using older data, put the toll for poor diet and physical inactivity even higher, at 400,000 deaths. Earlier this year, they admitted that they had made a mistake in their calculations and that the correct number was closer to 365,000 deaths. "It's really an evolving science," says Dr. George Mensah, acting director of the National Center for Chronic Disease Prevention and Health Promotion at the CDC. "As we get better [at estimating mortality rates], the numbers will likely change again...
...adviser to Saudi Arabia's Crown Prince Abdullah blamed high gas prices partly on the lack of U.S. refinery capacity. Are the Saudis correct...
...Correct. "Oil prices have moved to a higher level, and they're going to stay there," says Wyss. Expect crude to remain around $50 a barrel, while gasoline could reach $5 a gallon within the next few years. There will always be blips in both directions. A hard landing for the Chinese real estate market, for example, could stall growth and cause a sudden drop in oil prices. "People would be terrified [by such an economic slowdown]," says Jim Rogers, a prominent commodities investor. "But it wouldn't last." Politics can also create short-term volatility: trouble in Saudi Arabia...
...CRUMB: Maybe I should be more correct...
...past, time was allotted for students to fill out evaluation forms in class. This system rarely captured the views of less-motivated students with poor attendance, cutting out a significant and important minority among respondents. Online CUE evaluations have the potential to correct for this problem by allowing everyone access to the forms, not just a self-selected group of lecture-goers who are engaged in the class. But, lacking the immediacy of actually being filled out in class, they also have the potential to decrease participation overall...