Overview of used variables
| Variable | Measurement | Remark | Tool | Definition | |
|---|---|---|---|---|---|
| Dependent | SEO Index | 1–100 | 1–30 - poor; 31–60 - good; 61–80 - very good; above 81 – excellent | Woorank | A relative number used to quantify the overall performance of a webpage |
| Visitorsa | – | – | SimilarWeb | A nominal number of visitors to a respective website | |
| Rankingb | – | – | Rank Chequer | Nominal position in SERP | |
| On-Page | ALT Text | 0; 1 | 0 – no; 1 – yes | Woorank | Indicates how content (images, graphics, etc.) relates to a webpage or document |
| URL | 0; 1 | 0 – no; 1 – yes | SEO Review Tool | It is the exact web address of an individual web estate | |
| BRb | 1–100 | – | SimilarWeb | Percentage of users that departs the website after only engaging with a single webpage | |
| Off-Page | Backlinks | – | – | Woorank | A link from one website to another website |
| Social Score | 1–100 | – | SEO Review Tool | Social signals (e.g. shares, likes, comments, etc.) indicate to SE that the content or website is credible | |
| DA | 1–100 | – | MOZ | It predicts how likely is that website will be ranked favorably in SERP | |
| Technical | Speed Score | 1–100 | – | Google Speed Test | Reports the performance and speed of loading of web pages or websites |
| Mobile-Friendliness | 0; 1 | 0 – no; 1 – yes | Google Mobile-Friendly test | The performance of a webpage or website on mobile devices | |
| Sitemap | 0; 1 | 0 – no; 1 – yes | Woorank | A file that provides essential information on the website's structure | |
| Robots | 0; 1 | 0 – no; 1 – yes | Woorank | A text file consisting of instructions for SE crawlers (e.g. which webpages should and should not be indexed) | |
| Variable | Measurement | Remark | Tool | Definition | |
|---|---|---|---|---|---|
| Dependent | SEO Index | 1–100 | 1–30 - poor; 31–60 - good; 61–80 - very good; above 81 – excellent | Woorank | A relative number used to quantify the overall performance of a webpage |
| Visitorsa | – | – | SimilarWeb | A nominal number of visitors to a respective website | |
| Rankingb | – | – | Rank Chequer | Nominal position in SERP | |
| On-Page | ALT Text | 0; 1 | 0 – no; 1 – yes | Woorank | Indicates how content (images, graphics, etc.) relates to a webpage or document |
| URL | 0; 1 | 0 – no; 1 – yes | SEO Review Tool | It is the exact web address of an individual web estate | |
| BRb | 1–100 | – | SimilarWeb | Percentage of users that departs the website after only engaging with a single webpage | |
| Off-Page | Backlinks | – | – | Woorank | A link from one website to another website |
| Social Score | 1–100 | – | SEO Review Tool | Social signals (e.g. shares, likes, comments, etc.) indicate to SE that the content or website is credible | |
| DA | 1–100 | – | MOZ | It predicts how likely is that website will be ranked favorably in SERP | |
| Technical | Speed Score | 1–100 | – | Google Speed Test | Reports the performance and speed of loading of web pages or websites |
| Mobile-Friendliness | 0; 1 | 0 – no; 1 – yes | Google Mobile-Friendly test | The performance of a webpage or website on mobile devices | |
| Sitemap | 0; 1 | 0 – no; 1 – yes | Woorank | A file that provides essential information on the website's structure | |
| Robots | 0; 1 | 0 – no; 1 – yes | Woorank | A text file consisting of instructions for SE crawlers (e.g. which webpages should and should not be indexed) | |
Note(s): a Higher value indicates better performance and b lower values indicate better performance
Source(s): Authors
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