(a) Make a line chart for JetBlue?s revenue, using the years as X-axis labels.

(b) Click on the line and fit a linear trend to the data (slope, intercept, R²).

(c) What does the R² tell you? The slope?

(d) Make predictions (forecasts) for the next three years. Excel uses x_t = 1, 2, ? for the time periods (thpeage 502 year is just a label). Optional challenge: (e*) Use the int: JetBlue?s published annual Form 10-K reports. Data are foernet to look up JetBlue?s annual revenue for 2016?2018. How accurate were your predictions?

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JetBlue Airlines Revenue, 2008–2015 (millions) Year Revenue 2008 3,388 2009 3,286 3,779 2010 2011 4,504 2012 4,982 5,441 2013 2014 5,817 2015 6,416