Which of the following is false about high-frequency trading (HFT), based on your reading? A Some high-frequency traders are using hollow-core fiber for faster communications.
B Exchanges are trying to slow down HFT to provide a level playing field for other traders.
C HFT results in narrower bid-ask spreads by market makers
D An HFT firm set up a fiber-optic cable in a straight line between Chicago and New York to obtain speed advantage over competitors.

What are the steps to solving the inequality 3b + 8 ≥ 14?

Find the value of the variable and the length of each secant segment.

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem