Variables: an addictive drug Variables: the drug cause the problem. The control variable: the number of people. Assumption: the drug in Ratchaburi province reduced to fewer countries, Thailand has a number of drugs.
Variables: the drug variables: cause drug control variables: number of assumptions: reduce the number of drugs in Ratchaburi less. The country has helped reduce the number of drugs less.
Variables: drug abuse drug.Dependent variable: the drug.Control variables: number of people.Hypothesis: the drug in Ratchaburi Province, reduce the number of less. Is the help the country there were drugs decreased.