Table 4. The result of correlation analysis

Variable	Average	SD	Focus	Needs	Response	Flexibility
Focus	4.345	1.018	1.000
Needs	4.452	1.076	0.646***(0.417)	1.000
Response	4.970	0.928	0.393***(0.154)	0.418***(0.175)	1.000
Flexibility	4.464	1.045	0.391***(0.153)	0.549***(0.301)	0.522***(0.272)	1.000

<0.01, The number in parenthesis is the square of a correlation coefficient.
SD, standard deviation.