Use a Graphing Calculator to Plot the Data and Find

question 270

Multiple Choice

Use a graphing calculator to plot the data and find the quadratic function of best fit.
-Southern Granite and Marble sells granite and marble by the square yard. One of its granite patterns is price sensitive. If the price is too low, customers perceive that it has less quality. If the price is too high, customers
Perceive that it is overpriced. The company conducted a pricing test with potential customers. The following
Data was collected. Use a graphing calculator to plot the data. What is the quadratic function of best fit? $\begin{array}{c|l}\text { Price, } x & \text { Buyers, B } \\\hline \$ 20 & 30 \\\$ 30 & 50 \\\$ 40 & 65 \\\$ 60 & 75 \\\$ 80 & 72 \\\$ 100 & 50 \\\$ 110 & 25\end{array}$

• A) \(\mathrm { B } ( \mathrm { x } ) = - 0.243 \mathrm { x } ^ { 2 } + 3.115 \mathrm { x } - 22.13\)
• B) \(\mathrm { B } ( \mathrm { x } ) = 0.0243 \mathrm { x } ^ { 2 } - 3.115 \mathrm { x } - 22.13\)
• C) \(B ( x ) = - 0.0243 x ^ { 2 } + 3.115 x - 22.13\)
• D) \(\mathrm { B } ( \mathrm { x } ) = - 0.0243 \mathrm { x } ^ { 2 } + 3.115 \mathrm { x } + 22.13\)

Describe the characteristics and implications of means-tested and non-means-tested welfare programs.

Understand the role of health insurance in the United States, including private insurance and government-funded programs.

Recognize the impact of adverse selection and moral hazard on health insurance markets.

Evaluate the role of government and policy in addressing poverty, healthcare, and income inequality.

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Salespeople Evaluation

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