Question: The table shows data on the average annual global temperatures for the years between 1994 and 2014 in degreesCelsius. Year 1994 1995 1996 1997 1998

The table shows data on the average annual global temperatures for the years between 1994 and 2014 in degreesCelsius.

Year 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004
Temperature

14.23

14.35

14.22

14.42

14.54

14.36

14.33

14.45

14.51

14.52

14.48

Year 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
Temperature

14.55

14.50

14.49

14.41

14.50

14.56

14.43

14.48

14.52

14.59

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CSV Excel JMP Mac-Text Minitab PC-Text R SPSS TI CrunchIt!

Make a scatterplot using year as the explanatory variable and temperature as the responsevariable.

The leastsquares regression lineis

temperature=7.8+(0.0111year)

What would you predict for the annual average temperature for 2014 based on this line? Report your answer in degrees to two decimalplaces.

temperature =

Celsius

The predicted temperature from the leastsquares regression equation for 2014 is

within degrees of the actualtemperature.

The correlation between these variables is =0.675. What percentage of the variation in temperature can be explained by the straightline dependence on year? Round your answer to the nearest wholepercent.

percentage=

%

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