Suppose we want to conduct a hypothesis test for evaluating whether the proportions of Democrats and Republicans who think that driving while impaired by marijuana poses a very serious threat are different. Calculate the sample statistic for this hypothesis test. Calculate the standard error for this hypothesis test.

Sketch one cycle if the cosine function y=2cos2theta

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2