Statistical file:
{12, 23, 42, 18, 36, 49, 22, 37, 10, 37}
Average (mean): μ=28.6
Absolute deviation: 116
Mean deviation: 11.6
Minimum: 10
Maximum: 49
Variance: 160.04
Standard deviation σ=12.6506916807
Corrected sample standard deviation s=13.3349998958
Median:29.5
Mode: 37 - unimodal
Sum: 286
Sum of absolute values: 286
Average absolute deviation: 11.6
Range: 39
P.S. study this carefully and refer to your Textbook.