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Find (all) the partial derivatives (e.g. ?u/?x and ?u/?y) of the following functions:
1. Q(p,I) = 300 - 3p - 4I
2. u(x,y) = 10xy
3. u(x,y) = ax? y?
4. z = (x+y)2
5. z = 2x3-11x2y +3y2
A random sample of 30 households was selected from a particular neighborhood. The number of cars for each household is shown below. Estimate the mean number of cars per household for the population of households in the neighborhood. Give the 95% c..
Find the volume V of water in the bowl. Consider two cases: one in which the ball is not completely submerged and the other in which it is.
Calculate the Ki for a competitive inhibitor whose concentration is 6.5x10-5M that increases the Km of the substrate
Consider what would happen if you did not let the temperature of the flask reach equilibrium with the temperature of the water bath for the air + vapor pressure measurement. How would this affect Pvapor for the first pressure temperature data pair ..
Assume 450,000 people line up on the streets to see the Macy's Thanksgiving Parade in 2010. If attendance is expected to increase 30%, what will be the number of people lined up on the street to see the 2011 parade?
Draw four structures corresponding to dihedral angles of 0, 60, 120 and 180 degrees. Clearly indicate the best and worst in this set.
A poster is to have an area of 180 in2 with 2 inch margins at the bottom and sides and a 7 inch margin at the top. What dimensions will give the largest printed area?
A two-tailed test is conducted at the 5% significance level. What is the P-value required to reject the null hypothesis?
What is the Vmax of this enzyme when enzyme concentration is equal to 0.2mg/mL? I understand the equation to find kcat is: kcat = Vmax/[E]t however,
Consider the following utility function: U(X,Y) = max(X, 3Y) (a) draw the indifferent curve for this utility function. (b) find the Marshalian funtions for X and Y and the corresponding indirect utility function.
Director of marketing at Vanguard Company believes that sales of the corporation's Bright Side laundry detergent (S) are related to Vanguard's own advertising expenditure,
The coefficient of determination for a regression relationship defined through Y = a + bX is 81 percent.
On Juan's twenty-sixth birthday, he deposited $6,000 in a retirement account. Each year thereafter, he deposited $1,000 more than the previous year. Using a gradient series factor,determine how much was in the account immediately after his thirty-f..
A packaging company needs to know the rate of return on a process which will cost $60,000, have an income of $25,000 per year, have an operating cost of $5,600 per year, and have a salvage value of $7,000 at the end of its five year life.
Calculate the total effect on welfare of a tariff of 5 per unit levied on imports. Calculate the total effect of a production subsidy of 5 per unit. Why does the production subsidy produce a greater gain in welfare than the tariff? What would the opt..
A quality control inspector chooses a part to be tested. The part is then declared acceptable, repairable, or scrapped. Then another part is tested.
Explain difference between profit maximization and shareholder wealth maximization and determine which of these is a more comprehensive statement of a firm's economic objectives?
The machining time per piece if 0.164 h, and the machine loading time is 0.038h. With an operator rate of $12.80/h and a machine rate of $14/h, calculate the optimal number of machines for the lowest cost per unit of output.
The demand for life insurance, Executive Insurers, Corporation is planning the factors that affect the amount of life insurance held by executives. The following information on the amount of insurance and annual incomes of a random sample of twelve e..
As a natural experiment to estimate the effect of education on receivings, a researcher compares schooling and educational attainment of two groups of people.
Describe the fundamental difference between short-run analysis and long-run analysis of the cost structure of a firm and give at least two examples of industries that practice price discrimination, and describe their pricing practices.
Dr. Izobel Stevens is physician at the Westbury HMO, a New York City based medical facility serving the poor and indigent. Stevens is estimating the cost effectiveness of a preventive maintenance event,
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