The Ishares Bond Index fund (TLT) has a mean (average) and annual standard deviation of realized returns of 6% and 10%, respectively. If these are unbiased estimators of expected returns and future volatility, answer the following. (Round your answers to the nearest integer.)

(a) What is the 68% confidence interval for the returns on TLT next year (as a percent)? %to %

(b) What is the 95% confidence interval for the returns on TLT next year (as a percent)?

(c) What is the 99.7% confidence interval for the returns on TLT next year (as a percent)? % to %

One investigating company tracked all credit card purchase during 2012 and measured two variables: (1) the type of credit card used (visa, mastercard, american express, or discover), and (2) the amount (in dollars) of each purchase. identify the level of each variable measured.

Select all that apply. select the ways that labor unions can increase wages. collective bargaining reducing the labor supply increasing the demand for labor creating monopolies

Read the following scenario and answer the question in 5-10 sentences. you are the owner of a small business that is a defendant in a lawsuit in federal court. you received bad news from your lawyer that the judge did not allow certain documents to be admitted as evidence in court and that the jury reached a $50,000 verdict in favor of the plaintiff. your lawyer tells you that it is within your legal right to hire him to file an appeal with the united states court of appeals. if the appellate court rules in your favor, you may be able to avoid paying part or all of the $50,000. evaluate your lawyer’s suggestion about appealing the decision.