Credits: Board of Governors of the Federal Reserve System (US), Total Assets, All Commercial Banks, Total Liabilities, All Commercial Banks, and Deposits, All Commercial Banks, retrieved from FRED, Federal Reserve Bank of St. Louis 1st attempt Part 1 (1 point)See Hint From 1975 to 2018, the M1 money supply increased by $ . Part 2 (1 point)See Hint From 1975 to 2018, the non-M1 components of M2 increased by $ . Part 3 (1 point)See Hint Over time, M2 has become a better measure of our economy’s medium of exchange than M1 on account of Choose one or more: A. the increased use of ATMs. B. the increased use of debit cards. C. people not using currency to make purchases as much as they used to. D. None of these answers are correct.

For a multistate lottery, the following probability distribution represents the cash prizes of the lottery with their corresponding probabilities. complete parts (a) through (c) below. x (cash prize, $) p(x) grand prizegrand prize 0.000000008860.00000000886 200,000 0.000000390.00000039 10,000 0.0000016950.000001695 100 0.0001582930.000158293 7 0.0039114060.003911406 4 0.0080465690.008046569 3 0.012865710.01286571 0 0.975015928140.97501592814 (a) if the grand prize is $13 comma 000 comma 00013,000,000, find and interpret the expected cash prize. if a ticket costs $1, what is your expected profit from one ticket? the expected cash prize is $nothing.

You are thinking of making your mansion more energy efficient by replacing some of the light bulbs with compact fluorescent bulbs, and insulating part or all of your exterior walls. each compact fluorescent light bulb costs $4 and saves you an average of $2 per year in energy costs, and each square foot of wall insulation costs $1 and saves you an average of $0.20 per year in energy costs.† your mansion has 150 light fittings and 3000 sq ft of uninsulated exterior wall. to impress your friends, you would like to spend as much as possible, but save no more than $750 per year in energy costs (you are proud of your large utility bills). how many compact fluorescent light bulbs and how many square feet of insulation should you purchase? how much will you save in energy costs per year? (if an answer does not exist, enter dne.)

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