" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
X =
=
X = 130
S =
=
=
=
=
S = 2
Jadi, simpangan bakunya adalah 2
7 7
Simpangan baku
= √( 130-130)² + (129 -130)² + (132-130)² + (131-130)² + (128-130)² + (133-130)² + (127-130)²
7
= √ 0 + 1 + 4 + 1 + 4 + 9 + 9
7
= √ 28
7
=√4
= 2