Statistics for Business
mean =1.59=1.59
variance =2.06=2.06
standard deviation =1.44=1.44
variance =3.41=3.41
standard deviation =1.85=1.85
variance =1.48=1.48
standard deviation =1.22=1.22
mean =3.41=3.41
variance =1.52=1.52
standard deviation =1.23=1.23