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A brief definition of a straight line graph is a linear function of the form y = mx + c, where c and m are constants.
Solve each system by substitution. Determine whether the equations are independent, dependent, or inconsistent.
Give an example of a function using a set of at least 4 ordered pairs. The DOMAIN will be any four integers between 0 and +10.
Provide a real world situation where the slope and intercept have some meaning in reality.
The Friendly Sausage Factory (FSF) can produce hot dogs at a rate of 5,000 per day. FSF suppies hot dogs to local restaurants at a steady rate of 250 per day
The demand function is: D(q) = 300/[4q+3] per unit. Find the total mount of money consumers are willing to spend to get 10 units of the commodity.
The number of new contributors to a public radio station's annual fund drive over the last ten years is
Construct a scatter plot using excel for the given data. Determine whether there is a positive linear correlation, negative linear correlation
Identify the scale of measurement in each of the following:
A medical equipment manufacturing company tested the reliability of blood pressure monitors. It measured the time to failure of 20 randomly sampled monitors
The table below shows the number of gallons of heating oil delivered to a residential customer each December from 1986 to 1993.
The height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. When graphed, the function gives a line
A breeding group of beavers introduced into a protected area. After t years the number of beavers in the area is modeled by the function N(t) = _____54________
A 10 oz. soft drink sells for 50 cents. A 16 oz sell for 68 cents. The price is determined from the volume v of the cup by a linear equation
If we look at the formula to calculate the dollar amount of a $1 we put into savings today, we see that it is fv = pv*((1+i)^n).
If the fixed-point iteration is applied to the function F(x) = 2 + (x-2)^4, starting at x = 2.5, what order of convergence results?
Prior to the November, 2000 presidential election George W. Bush had a comfortable lead in the polls. But on election day Bush ended up losing the popular vote
Suppose that the weight (in pounds) of an airplane is a linear function of the total amount of fuel (in gallons) in its tank
What is the difference between data and information? What is needed for business decision-making? Data, information or both?
The professor counts his midterm as 2/3 of the grade and his final as 11/3 of the grade. Wendy scored only 48 on the midterm
For each of the following data sets, select the best measure of central tendency, explain why your selection is the best measure
A min license plate for a toy car must consist of a one digit odd number followed by two letters . each letter must be a J or K.
What are the differences among expressions, equations, and functions? Provide examples of each.
Global warming is an area of great concern for the future of our planet and our society. The graphic below, based on the data from National Aeronautics
The number of surfer's special burritos served was sampled during a dinner period 5:00 p.m. - 8:30 p.m. at a taco shop on a weekday. Below is the sample: