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The Sweet Smell Fertilizer Company markets bags of manure labeled “exactly

1. The Sweet Smell Fertilizer Company markets bags of manure labeled “exactly 60 lb dry weight”. The packaged manure is a combination of compost and sewage wastes. To provide good quality fertilizer, each bag should contain at least 30 percent compost but no more than 40 percent sewage. Each pound of sewage cost Sweet Smell 5 cents and each pound of compost costs 6 cents. Formulate as a linear programming problem.



The measurements of weight of 100 units of a product manufactured by two parallel processes

1) The main purpose of descriptive statistics is to 

A. summarize data in a useful and informative manner 

B. make inferences about a population 

C. determine if the data adequately represents the population 

D. gather or collect data 







2) The general process of gathering, organizing, summarizing, analyzing, and interpreting data is called 

A. statistics 

B. descriptive statistics 

C. inferential statistics 

A research shows that employee salaries at company XYX, in thousands of dollars

1. (TCO 9) The hours of study and the final exam grades have this type of relationship: 

? = 7.35(hours) + 34.62. Based on this linear regression equation, estimate the expected grade for a student spending 8 hours studying. Round your answer to two decimal places.

The Federal Election Commission maintains data showing the voting age population, the

The Federal Election Commission maintains data showing the voting age population, the number of registered voters, and the turnout for federal elections. The following table shows the national voter turnout as a percentage of the voting age population from 1972 to 1996 (The Wall Street Journal Almanac; 1998):Year% Turnout197255197438197654197837198053198240198453198636198850199037199255199439199649Part (a) Use exponential smoothing to forecast this time series. Consider smoothing constants of a = 0.1 and 0.2.

The American ChainMail Corporation has net profits given by the function

The American ChainMail Corporation has net profits given by the function P(x) = –.1x2 + 10x + c

in hundreds of dollars, where x is the number of full suits of armor sold. Each full suit of armor costs $5,000, so the revenue function is R = 5000x.

(a) Complete the profit function by choosing a constant from the following: Choose a fixed cost (16000)

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