System Design · Meta · Medium
An online marketplace is introducing a visible but non-default “Remote friendly” filter on its search results page. When a visitor selects this filter, only listings that support working from home are shown. Design an online controlled experiment whose goal is to estimate the causal effect of making this filter visible on conversion, measured as bookings per visit. Your response should cover all of the following components. (a) State the null hypothesis and the alternative…
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