12
The percentage is given by 68 / 83 ≈ .82
13 Order the data
Group A 32 36 36 37 41 42 44 45
Group B 26 36 36 38 40 40 40 42
Mean Group A = 39.125
Mean Group B = 37.25 so....not true
Range
Group A = 45 - 32 = 13
Group B = 42 - 26 = 16 false
Mode
Group A = 36
Group B = 40 false
Median
Group A = [ 37 + 41] / 2 = 78/ 2 = 39
Group B = [ 38 + 40 ] / 2 = 78 / = 39 true