Question
Average gas prices in Columbia S.C. is listed in the following table.
YEAR GAS PRICES
2002 $ 0.70
2003 1.04
2004 1.15
2005 1.38
2006 1.86
2007 1.70
2008 2.55
2009 1.29
2010 2.22
2011 2.56
1. Using the table provided above list the average gas prices for 2010..
2. Describe or show a scatter plot accurately representing the average gas prices from 2005 - 2015
3. Find the linear regression equation that models the above data. Round to the nearest thousandth if needed.
4. List the domain of the linear regression equation in interval notation. Round to the nearest thousandth if needed.
5. List the range of the linear regression equation in interval notation. Round to the nearest thousand if needed.
6. Explain in 2-3 sentences in simple terms how you determined your answers.
YEAR GAS PRICES
2002 $ 0.70
2003 1.04
2004 1.15
2005 1.38
2006 1.86
2007 1.70
2008 2.55
2009 1.29
2010 2.22
2011 2.56
1. Using the table provided above list the average gas prices for 2010..
2. Describe or show a scatter plot accurately representing the average gas prices from 2005 - 2015
3. Find the linear regression equation that models the above data. Round to the nearest thousandth if needed.
4. List the domain of the linear regression equation in interval notation. Round to the nearest thousandth if needed.
5. List the range of the linear regression equation in interval notation. Round to the nearest thousand if needed.
6. Explain in 2-3 sentences in simple terms how you determined your answers.
Answers
Answer
In number 4 can you show how you arrive at the years 2002, 2011?.
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