Try This Standard Score to Percentile Rank Conversion Calculator

Standard Score to Percentile Rank Conversion Calculator

Do you have a standard score from an assessment such as an IQ test (e.g., WISC, WJ, RIAS), achievement test, (WIAT, KTEA), or speech-language assessment?

Are you looking for the percentile rank? I have made an easy way for you to grab it every single time!

Try the ‘Standard Score to Percentile Rank Conversion Calculator’ Below

Step 1. Open this Quick Standard Score to Percentile Rank Converter Calculator in Excel.

Step 2. Save it to your desktop and you have a permanent conversion calculator any time you need it. Just select your standard score from the dropdown, and voila! See the percentile rank appear on the right.

You can also find your percentile rank here in the table below by checking your standard score on the left and your percentile rank on the right.

Standard ScorePercentile Rank
50<.1
51<.1
520.1
530.1
540.1
550.1
560.1
570.1
580.2
590.3
600.4
610.5
621
631
641
651
661
671
682
692
702
713
723
734
744
755
765
776
787
798
809
8110
8212
8313
8414
8516
8618
8719
8821
8923
9025
9127
9230
9332
9434
9537
9640
9742
9845
9947
10050
10153
10255
10358
10461
10563
10666
10768
10870
10973
11075
11177
11279
11381
11482
11584
11686
11787
11888
11990
12091
12192
12293
12394
12495
12595
12696
12796
12897
12997
13098
13198
13298
13399
13499
13599
13699
13799
13899
13999.5
14099.6
14199.7
14299.7
14399.8
14499.8
14599.9
14699.9
14799.9
14899.9
149>99.9
150>99.9

Try it out and let me know what you think. Did it work for you?

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