Statistics Calculation Menu
Press 
to view the statistics calculation options.
Press the number associated with an option or use the
cursor
to select an option and press 
.
Press to select one-variable statistics.
Press 
to select two-variable statistics.
Press 
to select
cubic regression which finds the best-fit
cubic equation of the form y = ax3 + bx2 + cx + d.
Press 
to select
exponential regression which finds the best-fit
exponential equation of the form y = abx.
Press 
to select
linear regression which finds the best-fit
linear equation of the form y = ax + b.
Press to select
logarithmic regression which finds the best-fit
logarithmic equation of the form y = a + b ln x.
Press 
to select median-median which finds the equation of the
median-median line of the form y = ax + b.
Press 
to select
power regression which finds the best-fit
power equation of the form y = axb.
Press 
to select
quadratic regression which finds the best-fit
quadratic equation of the form y = ax2 + bx + c.
Press 
to select
quartic regression which finds the best-fit
quartic equation of the form y = ax4 + bx3 + cx2 + dx + e.