# nile_commands.txt
#
# Usage:
#  gnuplot < nile_commands.txt
#
set term png
set output "nile_histogram.png"
set xlabel "<--- Height of Nile at Maximum Flood --->"
set ylabel "<--- Frequency --->"
set title "Yearly Nile Flood Height"
set grid
set timestamp
set style fill solid
unset key
binwidth = 0.25
binstart = 5.0
set boxwidth 0.9*binwidth
plot "nile_data.txt" i 0 using (binwidth*(floor(($2-binstart)/binwidth)+0.5)+binstart):(1.0) smooth freq with boxes lc rgb "red"
quit