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Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

statistica.com.au

Maths Tutors Perth | SPSS Help | Statistics Tutor - Statistica

Page Load Speed

6.4 sec in total

First Response

675 ms

Resources Loaded

5.6 sec

Page Rendered

111 ms

About Website

Visit statistica.com.au now to see the best up-to-date Statistica content for United States and also check out these interesting facts you probably never knew about statistica.com.au

Looking for maths or statistics tutors in Perth? Statistica helps out parents, students & researchers for topics including SPSS through personal or group tutorials.

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Key Findings

We analyzed Statistica.com.au page load time and found that the first response time was 675 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

statistica.com.au performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.4 s

71/100

10%

Network Requests Diagram

statistica.com.au

675 ms

www.statistica.com.au

1080 ms

fusion.css

433 ms

style.css

438 ms

site.css

437 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 96% of them (82 requests) were addressed to the original Statistica.com.au, 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Statistica.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 128.9 kB (66%)

Content Size

194.4 kB

After Optimization

65.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Statistica.com.au main page is 194.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 132.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 39.4 kB

  • Original 46.8 kB
  • After minification 44.9 kB
  • After compression 7.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 39.4 kB or 84% of the original size.

JavaScript Optimization

-58%

Potential reduce by 76.5 kB

  • Original 132.7 kB
  • After minification 132.6 kB
  • After compression 56.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 76.5 kB or 58% of the original size.

CSS Optimization

-87%

Potential reduce by 13.0 kB

  • Original 15.0 kB
  • After minification 12.3 kB
  • After compression 2.0 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Statistica.com.au needs all CSS files to be minified and compressed as it can save up to 13.0 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (4%)

Requests Now

83

After Optimization

80

  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Statistica. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

statistica.com.au accessibility score

87

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

statistica.com.au best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

statistica.com.au SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Statistica.com.au can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Statistica.com.au main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Statistica. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: