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How many safety devices will be installed in each car? Given the answer to part (a), what will be the expectation and variance of their profits?
Give the range for X for which the probability is at most 1/100 that the number of people who show up is outside that range.
A random variable has a mean of 2 and a variance of 3. Find the expected value for the random variable Y = 2x2 + 5x + 4.
A gamble is said to be fair if each player has the same expected outcome. For the game to be fair, how much must player 2 receive if she wins?
Any Williams student who decides to transfer to Amherst will cause the average IQ score to rise at both schools. Is this possible? How?
Graph the probability distribution for n = 2,5,10,20. What effect does an increase in n have on the shape of the distribution?
Suppose 5% of drivers do not have proper insurance. Of 30 randomly selected drivers, what is the probability that no more than 1 will lack proper insurance?
How has the material covered in this class helped you prepare for final project? Which specific content in class will applied to your Operational Business Plan?
He mows 10 lawns a day. What can you say about Bob's short-run decision regarding shutdown and his long-run decision regarding exit?
The marginal utility for third unit of X is 60 utils, and the marginal utility for the fourth unit of X a 45 utils. What is the minimum total utility?
Run a regression of ED on Dist, Dist2 Female, Bytest, Tuition, Black, His panic, Incomehi, Ownhome. What is the predicted change if Dist increases from 6 to 7?
Suppose that the industrial engineers are able to increase the average utilization. What is the projected impact of this 10% increase on the PW of the project?
Why can the Price Elasticity of Demand be calculated for either good? If so, calculate the PED.
Originally the consumer faces the budget line p1x1 + p2x2 = m. ... Write down an equation for the new budget line in terms of the original prices.
Before 1970, many countries were on the gold standard. What was the impetus for the change in regime for this country?
Do you think that Main Street should have been hailed out also? Discuss Stiglitz's quip that Capitalism is for Main Street, Socialism is for Wall Street.
The following is an excerpt from a conversation between two sales clerks, Jean Moen and Sara Cheney.
What aspects of a recent market analysis would you use to pursue a competitive advantage for a new venture?
Opportunity cost is the cost for obtaining an opportunity. Positive economics is an economic activity for positive results.
Calculate the marginal product of labor. Do you observe the law of diminishing marginal returns? Explain.
Given this background, what is Trickstoland's potential GDP, and what is the inherent GDP gap?
A trade-off is a principle for market activities. A manager's salary is the opportunity cost.
Some people have argued that the monetary valuation of environmental costs and benefits is important because "some number is better than no number".
What is a credit score? When and why is a credit score important?
Determine an equation for Marginal Social Cost (MSC).