help me about the rate of a given frequency???

0 ⤊

help me about the rate of a given frequency???

how do you solve rate problems?

For an example......

answer the table:

------------------------------...
Concentration l Frequency l Rate l
------------------------------...
------1-----------l----- 11 ----l--- ?-- l
------------------------------...
------2-----------l------ 5----- l--- ?----l
------------------------------...
------3----------- l ----14----- l ---?----l
------------------------------...
Total:------------l -----30-----l----?----l
------------------------------...

2007-01-16 10:23:40 · 1 answers · asked by twowizdom 2 in Science & Mathematics ➔ Mathematics

1 answers

Take the frequency and divide by the total number of frequencies.
Concentration 1: 11/30
Concentration 2: 5/30 = 1/6
Concentration 3: 14/30 = 7/15

2007-01-16 12:11:23 · answer #1 · answered by MsMath 7 · 0⤊ 0⤋