For each of the following statements, list the independent and dependent variables, and give the research...

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For each of the following statements, list the independent anddependent variables, and give the research hypothesis and the nullhypothesis.
An official at the state transportation office thinks thatswitching over from manual to automated toll collection willdecrease administrative costs, and asks you to do a survey of otherstates costs and collection practices to determine if this istrue.
The local firefighterâ€™s union in your town claims that itssalaries are lower than those of firefighters in other towns.
A legal advocacy group charges that local cops are pulling overBlack drivers at higher rates than White drivers.
A official claim that the recent decrease in crime can beattributed to the cityâ€™s new neighborhood watch program

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For each of the following statements list the independent and dependent variables and give the research hypothesis and the null hypothesis Statement 1 An official at the state transportation office thinks that switching over from manual to automated toll collection will decrease administrative costs and asks you to do a survey of other states costs and collection practices to determine if this is true Independent variable See Answer

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