The weight of people in a small town in missouri is known to be normally distributed with a mean of 178 pounds and a standard deviation of 28 pounds. on a raft that takes people across the river, a sign states, “maximum capacity 3,600 pounds of 18 persons.” what is the probability that a random sample of 18 persons will exceed the weight limit of 3,600 pounds?

Emily bought 200 shares of abc co. stock for $29.00 per share on 60% margin. assume she holds the stock for one year and that her interest costs will be $80 over the holding period. ignoring commissions, what is her percentage return (loss) on invested capital if the stock price went down 10%?

According to this excerpt, a key part of our national security strategy is

Apopular low-cost airline, parson corp., has gone out of business. although the service and price provided by the airline was what customers wanted, the larger airlines were able to drive the low-cost airline out of business through an aggressive price war. which component of the competitive environment does this illustrate? a) threat of new entrants b)competitors c) economic factors d) customers d) regulators