Frequency Distributions Assignment
Construct one table that includes relative frequencies based on the frequency distributions shown below, then compare the amounts of tar in nonfiltered and filtered cigarettes. Do the cigarette filters appear to be effective? Complete the relative frequency table bellow.
tar (mg) relative freq nonfiltered relative freq filtered
3-6 ______% ______%
7-10 ______% ______%
11-14 ______% _______%
15-18 _______% ________%
19-22 _______% ______%
23-26 ________% _________%
27-30 _______% _______%