A. At one time during his term, President Bush's approval rating was 41 percent with a margin of error of plus or minus 3 points. Write this statement as a
confidence interval.
B. The article does not state the confidence level for the ratings. Use the margin of error to determine the standard error of the estimate (standard
deviation) if a 95% confidence level was used. What is the standard error if a 99% confidence level was used?

If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after  2  hours of driving after her coffee break, her distance from her house was  210  miles. her average speed during the whole trip was  60  miles per hour.valerie created the equation  y−210=60(x−2)  to represent this situation, where  xx  represents the time in hours from her coffee break and  yy  represents the distance in miles from her house.which graph correctly represents valerie's distance from her house after her coffee break?