The descriptive statistics outputs for both the variables are as below:
Wii Group
Mean
95.8
Standard Error
3.09408
Median
96
Mode
88
Standard Deviation
11.98332
Sample Variance
143.6
Kurtosis
0.497828
Skewness
-0.22916
Range
48
Minimum
70
Maximum
118
Sum
1437
Count
15
Traditional Exercise Group
103.7333
1.553695
103
6.017435
36.20952
4.456497
1.656697
26
95
121
1556
We can see that both the variables are platykurtic. The coefficient of skewness for Wii groups is negative on the other hand for traditional exercise group is it positive, means Wii groups is negatively skewed and Traditional Exercise group is Positively Skewed.