Different counties across the US have different property tax rates for residential properties. A financial economist wants to estimate the true mean US tax rate for residential properties. Which confidence interval would be most appropriate in this situation?

Throne technical university is looking for three people to work in its plant-biology laboratory. the hiring manager is finding that the most suitable job candidates live in other countries and are not willing to move to the city where the university is located. which situation is the university facing? a. lack of flexible workforce b. surpluses in labor talent c. an appearance of quota systems d. deficits in minimum wage demands

Scenario: you have advised the owner of bond's gym that the best thing to do would be to raise the price of a monthly membership. the owner wants to know what may happen once this price increase goes into effect. what will most likely occur after the price of a monthly membership increases? check all that apply. current members will pay more per month. the quantity demanded for memberships will decrease. the number of available memberships will increase. the owner will make more money. bond's gym will receive more membership applications.

Suppose you hold a portfolio consisting of a $10,000 investment in each of 8 different common stocks. the portfolio's beta is 1.25. now suppose you decided to sell one of your stocks that has a beta of 1.00 and to use the proceeds to buy a replacement stock with a beta of 1.55. what would the portfolio's new beta be? do not round your intermediate calculations.