Which of the following (hypothetical) observations would most contradict the proposition that the stock market is weakly efficient? explain. a. over 25% of mutual funds outperform the market on average. b. insiders earn abnormal trading profits. c. every january, the stock market earns abnormal returns

What term makes it inconsistent y=2x - 4

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters