(b) Develop a linear trend equation for this time series. (Round your numerical values to three decimal places.) T₁ = (c) What is the forecast for sales (in billions of dollars) for period 7? (Round your answer to two decimal places.) $ billions

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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A statistical program is recommended.

Suppose the following table shows a company's annual revenue (in billions of dollars) for 2012 (period 1) to 2017 (period 6).

| Year | Period | Sale (\$ Billions) |
|------|--------|--------------------|
| 2012 | 1      | 1.54               |
| 2013 | 2      | 1.83               |
| 2014 | 3      | 2.4                |
| 2015 | 4      | 3.17               |
| 2016 | 5      | 3.58               |
| 2017 | 6      | 4.14               |

Explanation: 

The table presents data on a company's annual revenue over six years, starting from 2012 to 2017. The revenues are listed in billions of dollars and show a steady increase each year. In 2012, the revenue was \$1.54 billion, gradually rising to \$4.14 billion by 2017. This indicates consistent growth in the company's business performance over the given period.
Transcribed Image Text:A statistical program is recommended. Suppose the following table shows a company's annual revenue (in billions of dollars) for 2012 (period 1) to 2017 (period 6). | Year | Period | Sale (\$ Billions) | |------|--------|--------------------| | 2012 | 1 | 1.54 | | 2013 | 2 | 1.83 | | 2014 | 3 | 2.4 | | 2015 | 4 | 3.17 | | 2016 | 5 | 3.58 | | 2017 | 6 | 4.14 | Explanation: The table presents data on a company's annual revenue over six years, starting from 2012 to 2017. The revenues are listed in billions of dollars and show a steady increase each year. In 2012, the revenue was \$1.54 billion, gradually rising to \$4.14 billion by 2017. This indicates consistent growth in the company's business performance over the given period.
The image contains two exercises related to time series analysis, specifically focusing on developing a linear trend equation and forecasting sales.

(b) Develop a linear trend equation for this time series. (Round your numerical values to three decimal places.)

\[ T_t = \text{[blank for input]} \]

(c) What is the forecast for sales (in billions of dollars) for period 7? (Round your answer to two decimal places.)

\[ \$ \text{[blank for input]} \text{ billions} \]
Transcribed Image Text:The image contains two exercises related to time series analysis, specifically focusing on developing a linear trend equation and forecasting sales. (b) Develop a linear trend equation for this time series. (Round your numerical values to three decimal places.) \[ T_t = \text{[blank for input]} \] (c) What is the forecast for sales (in billions of dollars) for period 7? (Round your answer to two decimal places.) \[ \$ \text{[blank for input]} \text{ billions} \]
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