Table 6. One-way ANOVA result(PBSS usage)

Division		Class	Mean	S.D.	F	p	Bonferroni
PBSS usage (n)	Weekday	1	9,775.6	3,785.5	.421	.661	−
		2	13,365.0	17,734.2
		3	10,312.8	7,946.3
	Weekend	1	2,405.7	1,206.5	3.772	.035*	2>1*
		2	7,486.2	9,165.9
		3	4,296.3	3,432.1

p<.05, ^** p<.01.