A grocery store sells sliced Swiss cheese by weight. The relationship between the amount of Swiss cheese in pounds, x, and the total cost in dollars of the sliced Swiss cheese, y, is represented by the graph below.

Q: The Manager of a car plant wishes to investigate how the plant's electricity usage depends upon the…

A: (a). Determine the regression equation: A simple regression equation describes the effect of…

Q: Brand Name Generic Drug Drug Cost (X) Cost (TY) 96 42 93 31 59 17 80 16 44 8 47 12 15 6 56 22 00

A: Brand name Drug cost (X) :- 96, 93, 59, 80, 44, 47, 15, 56 Generic Drug cost (Y) :- 42, 31, 17, 16,…

Q: Based on the Scatterplot and the calculated value of r, write a comment to explain in a sentence the…

A: As the correlation coefficient is closer to +1, it indicates that there is strong positive…

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A: We have to find that how many recipes call for 1/4 pounds or less.

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A:

Q: Percentage of young adults using social networkingsites. In 2006, the percentage of 18- to…

A: Given: Let, year is represented by x coordinate and percentage is represented by y coordinate then,…

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A:

Q: A new diet guideline claims that a person weighing 140 pounds should consume 1490 daily calories and…

A: Let us consider that, x represents the weight of the person and y represent  the number of daily…

Q: A recipe for pizza bases requires 1 1/2 teaspoons of sugar for every 1 cup of water. Which graph…

A: Given 1 1/2 teaspoons of sugar for every 1 cup of water.

Q: Due to erosion, a river shoreline is losing several thousand pounds of soil each year. A linear…

A:

Q: Find a linear cost function. Twelve units cost $445; 50 units cost $1585.

A: Consider, the cost function be C(x)=mx+b where m is the cost  per unit item and b is additional…

Q: Part A: Write an equation that represents the data graphed by Samantha. Part B: What is the slope of…

A: Answer

Q: A coffee shop sold 500 lattes a day at a price of $3.50. they raise the price by 25 and sold 60…

A: Given the data :

Q: A transportation engineer observed that in five zones of the city, the number of gas stations (Y) in…

A: We have given that,  The data set is. X :-       1          5         3         2           4 Y:-…

Q: 3. Write an equation of a line that is parallel to y = 5 - %x

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Q: Find a linear cost function. Thirty units cost $1500; 120 units cost $5640.

A: From the given data:

Q: A high school teacher is monitoring daily attendance rates. The table models the number of students…

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Q: A Realtor examines the factors that influence the price of a house in Arlington, Massachusetts.  He…

A: Solution: The intercept (often labeled the constant) is the expected mean value of Y when all X=0 In…

Q: The number of calories in a food item depends on many factors, including the amount of fat in the…

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…

Q: If DI falls by $100 billion, and C falls by $90 billion, the slope of the consumption is a. −0.90.…

A: Given, Decrease in DI = $100 billion Decrease in C = $90 billion

Q: In an area of the Great Plains, records were kept on the relationship between the rainfall (in…

A: Given data and calculation for linear coefficient is shown below

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.