Question

Let S(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. 220 210 200 190 180 170 160 150 140 130 120 110 100 90 80 3 6 9 12 15 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 data. Estimate the retails sales in the U. S. in 2011. [ ] billions of dollars. Use the model to predict the year in which retails sales will be $233 billion. [ ]

          Let S(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.

220
210
200
190
180
170
160
150
140
130
120
110
100
90
80
3 6 9 12 15

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 data.

Estimate the retails sales in the U. S. in 2011. [ ] billions of dollars.
Use the model to predict the year in which retails sales will be $233 billion. [ ]

Show more…

Let S(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.

220
210
200
190
180
170
160
150
140
130
120
110
100
90
80
3 6 9 12 15

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 data.

Estimate the retails sales in the U. S. in 2011. [ ] billions of dollars.
Use the model to predict the year in which retails sales will be 233 billion. [ ]

Added by Michael C.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert T. L.

03/19/2023

Step 1

Since we don't have the scatter plot, we will assume that the given linear model is a good fit for the data. Now, let's estimate the retail sales in the U.S. in 2011. To do this, we need to find the value of t for 2011. Since t represents the number of years Show more…

Show all steps

lock

Thanks for your feedback!

Let S(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. 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 data. Estimate the retails sales in the U. S. in 2011. _______ billions of dollars. Use the model to predict the year in which retails sales will be $233 billion. _______

Play audio

Feedback

Powered by NumerAI

T. L. and 65 other subject Intro Stats / AP Statistics educators are ready to help you.

Ask a new question

Labs

Want to see this concept in action?

NEW

Explore this concept interactively to see how it behaves as you change inputs.

View Labs

Key Concepts

Recommended Videos

Recommended Textbooks

Transcript

Ace is your personal tutor. It breaks down any question with clear steps so you can learn.

Start Using Ace

Continue solving this problem

Create a free account to:

View full step-by-step solution
Ask follow-up questions with Ace AI
Save progress and study later