A real number is to be selected at random from the interval [-5, 5]. There is a probability of 0.7 that the result will fall in the range [-5, -1], and all numbers from that interval have the same relative likelihood. Each number in the range (-1, 3) has twice the relative likelihood as each number in the range [3,...
For each event below, explain if demand or supply would shift and in what direction. What would the effect be on equilibrium price and quantity? Be succinct in your answers (15 points) The price of a substitute good (in consumption) decreases. Government regulators decide to outlaw a cost-reducing technological process in order to protect the environment. The price of a...
A pharmaceutical testing company wants to test a new cholesterol drug.The average cholesterol of the target population is 200 mg and they have a standard deviation of 25 mg.The company wished to test a sample of people who fall between 1.5 and 3 z-scores above the mean. 1) Into what range must a candidate's cholesterol level be in order for...
State Newton’s laws of motion. I drive a car that has 200 hp (horsepower) engine and weighs 500 pounds. As I start from rest, I feel a jerk backwards, as I stop, I fall forwards, when the car moves at constant speed, I feel nothing. Explain how Newton’s laws of motion apply to each stage (all of them apply in...
Sam's utility of wealth function is U(w) =15w. Sam owns and operates a farm. He is concerned that a flood may wipe out his crops. If there is no flood, Sam's wealth is $360,000. The probability of a flood is 1/15. If a flood does occur, Sam's wealth will fall to $160,000. a. Calculate Sam's expected utility. (please just enter...
If you labeled a healthy population of actively dividing cells with a DNA stain like propidium iodide (PI) or DAPI diagram the expected results for a graph of cell number versus DNA stain fluorescence intensity. Relate the peaks on the graph to the various portions of the cell cycle and include a separate peak to show where apoptotic cells would...
Concerns about climate change and CO2 reduction have initiated the commercial production of blends of biodiesel (e.g., from renewable sources) and petrodiesel (from fossil fuel). Random samples of 48 blended fuels are tested in a lab to ascertain the bio/total carbon ratio. (a) If the true mean is .9050 with a standard deviation of 0.0100, within what interval will 90...
Think about a firm that you may like buying products from. What industry does this firm belong to? For example, Apple would be in consumer electronics. What market structure would the firm you identified fall under? What are the names of other firms in this industry? Is it monopolistic competition, oligopoly, monopoly, or perfect competition? Justify your classification of the...
After the Sun exhausts its nuclear fuel, its ultimate fate may be to collapse to a white dwarf state. In this state, it would have approximately the same mass as it has now, but its radius would be equal to the radius of the Earth. (a) Calculate the average density of the white dwarf. ____kg/m3 (b) Calculate the surface free-fall...
The price elasticity of demand for imported whiskey is estimated to be −0.60 over a wide interval of prices. The federal government decides to raise the import tariff on foreign whiskey, causing its price to rise by 40 percent. a. Will the quantity demanded on imported whiskey rise or fall, and by what percentage amount? b. What is the percentage...