12.1 Percentages
Multiplication
factor
12.1.1
Growth factor
12.1.3
Part and
whole
12.1.2
New and old
12.1.4
12.2 Central tendency measures
Number
sequence
12.2.1
Frequency
table
12.2.2
Class
division
12.2.3
Constructing
a frequency
table
12.2.4
12.3 Excel