Data with Data Repeat:
[[88.73 86.36]
 [94.28 93.8 ]
 [95.47 95.53]
 [96.61 96.43]]
Mean: [87.545 94.04  95.5   96.52 ]
Std Deviation: [1.185 0.24  0.03  0.09 ]

Data without Data Repeat:
[[88.73 86.36]
 [93.7  93.69]
 [95.2  95.08]
 [96.21 95.92]]
Mean: [87.545 93.695 95.14  96.065]
Std Deviation: [1.185 0.005 0.06  0.145]