From the course: The Data Science of Experimental Design
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Time-series analysis
From the course: The Data Science of Experimental Design
Time-series analysis
- [Instructor] Okay, in this video we are going to dive into our time series analysis to look at the results of our experiment. A time series analysis is an analysis of how a metric behaves over time. And in our case, it will be conversion rates per time period over time. In the scenario, we are doing a monthly rate. And according to our sample size calculation, we should have at least four months of data, and we do. We have the first four months of 2019 plus an extra two months. As we did earlier with the baseline data, we will want to graph these rates over time to interpret them and compare them. I'm first going to show you how I did this in an Excel spreadsheet, then I'm going to show you how I did this in our statistical software. You will see in the Excel version I included the baseline A data for the months preceding the experiment, because they can be helpful to look at. I included this spreadsheet in your…
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