This may make it impossible to exercise control over the data collection environment, which is particularly important to ensure that behavioral studies can accurately estimate the effect of the intervention. [...] This is especially relevant for behavioral studies (conducted before or as part of the survey process) to ensure that the only variation that respondents observe is the intervention itself and therefore the impact can be estimated without bias. [...] Highlight to participants that the survey and any activity must be completed using a computer and individual link provided to each participant. [...] Web Conference Platform Instructions Regardless of whether participants have experience with the web conferencing platform, ensure that someone explains the functionality of the software platform and participants’ responsibilities. [...] This ensures that the only difference in the study is the intervention and not any study descriptions or other explanations.
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