Oleksandr Ponomarenko
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Portfolio
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Top 10 Names & Popularity Trends
Databases & SQLThe database includes data on newborn children in different years with different names. Top 10 Names & Popularity Trends (Last 10 Years) This dashboard is built in Tableau based on the NationalNames dataset, which contains information about the number of newborns with certain names in different years and with a breakdown by gender.
Data Name - name Year - year the name was registered Gender - gender (F or M) Count - number of times the name was used in a given year for a specific gender Dashboard Content “Top 10 Names” Bar Chart
… Shows the 10 most popular names over the past 10 years. Ranking from most popular to least popular in the top 10. Optional coloring by gender. “Name Trend” Line Chart Shows the change in popularity of the selected name over time over the past 10 years. X-axis — years, Y-axis — number of babies with this name.
Interactivity Clicking on a name in the bar chart automatically updates the trend graph on the right, showing only the selected name.
The year filter allows you to quickly change the time period and automatically list the top 10.
Purpose The dashboard helps:
Identify consistently popular names.
Track the rise or fall in popularity of individual names.
Compare trends of different names over the past decade.
https://public.tableau.com/app/profile/ponomarenko.oleksandr/viz/BabiNameTrensUSA/Dashboard1
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This project analyzed Superstore Sales data using Tableau Public.
Time series of sales and profits were created with a breakdown by month, and profitability by category and subcategories was examined in terms of delivery methods. Delivery times were separately analyzed: the average number of days in different US states, the distribution of orders by delivery duration, and the differences between delivery types. All results were visualized on interactive sheets and collected in a dashboard with the ability to filter by order date, segment, and delivery method.
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User activity analysis in games
Building graphs and accordingly the Dashboard in Tableau.
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Calculation of product metrics
Calculated the main product metrics for companies for the relevant period