\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
A small business recorded these weekly sales (in dollars) over the last 5 weeks: $$1500,\, 2000,\, 1800,\, 2200,\, 1700$$Find the standard deviation, rounded to the nearest integer.
\(\sigma \approx\)
dollars