What are the carbon to hydrogen ratios for the following compounds? Answer on this slide or the previous slide. C2H2
CH4
C4H6

C2H2
= 2:2 = 1:1 ratio

CH4
= 1:4 ratio

C4H6
= 4:6 = 2:3 ratio

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .