Star Distributions: Counts per Star, Shares, Mean vs Median
This lesson is part of the course
In this lesson
You count the reviews per star for one product, turn the counts into shares, and compare the average rating with the median – and see why a J-shaped distribution makes the average look worse than the typical review.
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Lessons in this course
- Star Distributions: Counts per Star, Shares, Mean vs Median Locked
- Fair Averages: Bayesian Ratings for Products with Few Reviews Locked
- Confidence-Adjusted Rankings: the Wilson Lower Bound for Positive Shares Locked
- Review Velocity: Reviews per Week, Trend and Days Since the Last Review Locked
- Themes from Review Text: Keyword Flags, Stars per Theme and Complaint Shares Locked
- Response Management: Response Times, Response Rates and the Median Locked
- Rating vs Sales: Conversion by Rating Band and What a Star Might Be Worth Locked
- Capstone: Reputation Dashboard with Fair Ratings, Response Rates and Traffic Lights Locked