Math Problem Solver

Original numbers in ascending order: $314374$, $797673$, $820862$, $824838$
Sum: $2757747$
Mean: $\frac{2757747}{4} = 689436.75$
Sample standard deviation: $\frac{\sqrt{2255918965089}}{6} \approx 250328.6154$
Median: $\frac{1618535}{2} = 809267.5$
Mode: No mode