If a researcher wants to reproduce a previous study, she can do so in multiple ways. a(n) – involves re-creating previous work as closely as possible to the original. scientists can also conduct a(n) –, in which a study uses different procedures to re-create a similar finding to the original. finally, a(n) – involves copying the original experiment and including additional variables to answer new questions.

Currently, as of february 2016, an american traveling in france would be by the exchange rate. the weakness of the euro and the strength of the us dollar means that items in france cost less to an american than they otherwise would. of course, if this trend reverses and the us dollar weakens and the euro strengthens, such as was happening in early 2008, an american traveling in france would have an adverse experience because items would cost relatively more.