The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995.220-210200190180170160150Year0130-120-110-100-9080161215Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data isF(t) = 9.44t + 84.182.Retail Sales85.851108.426141.781169.256202.297222.2663691215Use the above scatter plot to decide whether the linear model fits the data well.The function is a good model for the data.The function is not a good model for the dataEstimate the retails sales in the U. S. in 2015.billions of dollars. Use the above scatter plot to decide whether the linear model fits the data well.The function is a good model for the data.The function is not a good model for the dataEstimate the retails sales in the U. S. in 2015.billions of dollars.Use the model to predict the year that corresponds to retails sales of $244 billion.

Given equation F(t ) = 9.44t + 84.182

Answered: The following table shows retail sales…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The table below show data that has been collected from different fields from various farms in a certain valley. The table contains the grams of Raspberries tested and the amount of their Vitamin C content in mg. Find a linear model that express Vitamin C content as a function of the weight of the Raspberries. grams Vitamin C content in mg 55 11.9 60 13.7 65 15.9 70 18.5 75 20.8 80 23 85 25.8 A) Find the regression equation: places y= + Round your answers to 3 decimal B) Answer the following questions using your un-rounded regression equation. If we test 115 grams of raspberries what is the expected Vitamin C content? nearest tenth) mg (round to the
The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. 220- 210- 200- 190- 180- 170- 160- 150 140- 130 120- 110- 100- Year 0 3 90+ 801 6 9 12 15 Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is S(t) = 9.44t + 84.182. Retail Sales 85.851 108.426 141.781 169.256 202.297 222.266 3 6 9 12
The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. Year Retail Sales 0 3 6 210 200+ 190+ 180+ 170 160+ 150+ Let 5(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is F(t) 9.44t+84.182. 130 120 2104 12 15 200 90 85.851 108.426 141.781 169.256 202.297 222.266 Use the above scatter plot to decide whether the linear model fits the data well. O The function is a good model for the data. O The function is not a good model for the data Estimate the retails sales in the U. 5. in 2014. billions of dollars. Use the model to predict the year in which retails sales will be $248 billion.
The table below show data that has been collected from different fields from various farms in a certain valley. The table contains the grams of Raspberries tested and the amount of their Vitamin C content in mg. Find a linear model that express Vitamin C content as a function of the weight of the Raspberries. grams 50 60 70 80 90 100 110 Vitamin C content in mg 9.3 14.3 18.9 23.5 27.5 31.7 36.9 A) Find the regression equation: y = places x + Round your answers to 3 decimal B) Answer the following questions using your un-rounded regression equation. If we test 140 grams of raspberries what is the expected Vitamin C content? nearest tenth) mg (round to the
Oil imports Crude oil and petroleum products areimported continuously by the United States. Thetable shows the billions of dollars of net expendituresfor the imports of these products for several years.a. Write a linear function that models this data, withx equal to the number of years after 2015 and yequal to the billions of dollars of expenditures.Report the model with two decimal places.b. Is the model an exact fit for the data? c. What does the model predict the billions of dollars of net expenditures will be for the imports in2023?d. When does the model predict the billions of dollars of net expenditures for the imports will be208.2 $billion?
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The table below show data that has been collected from different fields from various farms in a certain valley. The table contains the grams of Raspberries tested and the amount of their Vitamin C content in mg. Find a linear model that express Vitamin C content as a function of the weight of the Raspberries. Round your answers to 3 decimal places y= Raspberry Type Farm A - North Field Farm B - North Field Farm A - South Field Farm B - South Field Farm C -Small Field Farm D Farm E x+ grams 60 65 70 75 80 85 90 Vitamin C content in mg 14.3 16.1 18.9 20.3 22.8 25.5 27.5 According to this model, how many mg of Vitamin C can be expected in a raspberry that weighs 82 grams Round to 3 decimal places.

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