Betsy notices that when her favorite college softball team has a winning record, the value of her stock portfolio increases. Betsy assumes that the success of her favorite college softball team has a positive influence on the value of her stock portfolio and decides to buy stock when her favorite team has winning record and to sell stock when it has a losing record. Betsy's assumption is an example of:

When earning simple interest on money you invest, which statement is true? a. as time goes on and your bank account grows, you earn more interest. b. as time goes on and your bank account grows, you earn less interest. c. as time goes on and your bank account grows, you earn the same amount of interest. d. as time goes on and your bank account grows, you stop earning interest.

Refers to the way we conduct ourselves

An insurance company estimates the probability of an earthquake in the next year to be 0.0015. the average damage done to a house by an earthquake it estimates to be $90,000. if the company offers earthquake insurance for $150, what is company`s expected value of the policy? hint: think, is it profitable for the insurance company or not? will they gain (positive expected value) or lose (negative expected value)? if the expected value is negative, remember to show "-" sign. no "+" sign needed for the positive expected value