Answer:
MathBot Answer:
Original numbers in ascending order: $- 4, - (\frac{1}{5} + 1), \frac{1}{5}, \frac{1}{5} + 1$Sum: $ - \frac{19}{5} = -3.8 $Mean: $ - \frac{19}{20} = -0.95 $Sample standard deviation: $ \frac{\sqrt{4593}}{30} \approx 2.2591 $Median: $ - \frac{1}{2} = -0.5 $Mode: No mode
Explanation: