n \(\overset{\overline{}}{x}\pm s\) F-value P-value
T
1 26 71.15±7.89 2.220 0.121
2 19 73.84±6.39
3 2 62.50±17.68
N
0 30 73.50±5.30 2.628 0.062
1 10 66.00±9.94
2 2 74.75±6.72
3 5 72.70±12.97
M
0 47 71.87±7.90 - -