Answers

  • Brainly User
2014-05-20T11:38:59+05:30
Here 19-1=18 ,and 18/6 =3 so count the numbers by 3 .
1 ,4,7,10,13 ,16 ,19
1 5 1
2014-05-20T11:45:14+05:30
Arithmetic mean=average
1) 2+5/2=3.5
2) 3+9+19/3=10.333333333
3) 2+5+8+6/4=5.25
4) 3+6+8+7/4=4
5) 9+1/2=5
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