thnks mxscnt
Jaque-Bera tests failed for first dataset.
while for data sets similar to second one, few were passing JB test for normality.
these are the p-values for JB test for 14 data sets similar to second graph.
P-VALUE
0.005
0.039
0.003
0
0.00287214
0.595792
0.190489
0.0947931
0.782434
0
0.12
0.257
0.656
0.246
you can see almost 3 sets qualify for normality.
Though there QQPlot are almost similar.
What can be the reason for difference ?