Joico - *Save 27%* Color Endure Violet Shampoo/Conditioner Duo (10.1 oz) From Joico Report Feedback
Report Last Updated: Jul 29, 2017
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Most Trusted Reviews
- Verified Purchaser
- Easy Grader (avg. rating: 4.5)
Least Trusted Reviews
- Verified Purchaser
- Single-Day Reviewer (posted all reviews on Apr 30, 2014)
- Overrepresented Participation (posted 2 reviews)
- Critical Reviewer (avg. rating: 3.0)
14 of the 89 reviewers have had at least one of their past reviews for another product deleted. This is an excessively large percentage of Take-Back Reviewers which may indicate unnatural reviews.
4 of the 89 reviewers have written multiple reviews but posted all of them on a single day. The Single-Day reviewers have rated this product an average of 2.5 while all other reviewers rated this product an average of 4.1. Based on our statistical modeling, the discrepancy in average rating between these two groups is significant enough to believe that the difference is not due to random chance, and may indicate that there are unnatural reviews.
- From reviewers with an overrepresented participation
We see the following 2 participation groups with a statistically significant greater concentration than what we'd expect to see:
- Created on high-volume days
Read more about our Rating Trend test.
7 of the 89 total reviews for this product are unverified purchases. This is within an acceptable range and it does not appear to be significantly affecting the overall rating for this product.
Unverified purchases may be the result of Kindle Unlimited readers, buyers who didn't pay full price, or reviewers who did not purchase the product at Amazon. Read more about our Unverified Purchases test.
- Have an overrepresented word count
Read more about our Word Count Comparison test.
7 of the 89 total reviews for this product use substantial repetitive phrases between them. This is within an acceptable range and it does not appear to be significantly affecting the overall rating for this product.
11 of the 89 reviewers have substantial overlapping product review history. This is within an acceptable range and it does not appear to be significantly affecting the overall rating for this product.
4.2 Product's Average Ease Score
4.3 Category's Average Ease Score
Read more about our Reviewer Ease test.
1 of the 89 reviewers has reviewed other products for this brand. This is within an acceptable range and it does not appear to be significantly affecting the overall rating for this product.
2.2 average net helpfulness for positive reviews
0.0 average net helpfulness for negative reviews
Read more about our Skewed Helpfulness test.
- Admitted to receiving an incentive
Read more about our Incentivized Reviews test, or check out our study showing that Incentivized Reviewers are much more likely to leave a positive review.
- Reviews have been deleted
Read more about our Deleted Reviews test.