# data[].attributes.body
Number X Frequency = (NF)

# data[].attributes.body
TOTAL all the numbers

# data[].attributes.body
COUNT how many there are

# data[].attributes.body
TOTAL NF

# data[].attributes.body
TOTAL the frequency

# data[].attributes.body
Total NF ÷ Total Frequency

# data[].attributes.body
Total ÷ Count

# data[].attributes.body
FIND the midpoints

# data[].attributes.body
Midpoints X Frequency = (MF)

# data[].attributes.body
TOTAL MF

# data[].attributes.body
TOTAL the frequency

# data[].attributes.body
Total MF ÷ Total Frequency