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KS2 Expected Standardized

Calculated

Last refreshed 30 January 2026 16:42
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KS2 Expected Standardized

Calculated

Standardized KS2 expected standard percentage (z-score scaled to 0-100)

Technical Field

This is an internally standardized version of the KS2 Expected Standard measure, scaled to a 0-100 range for use in our performance scoring algorithm. For understanding what the KS2 Expected Standard means and how to interpret it, please see the KS2 PTRWM Expected field documentation.

The standardization process converts raw percentage scores into a normalized scale that can be combined with other metrics in our composite performance calculations.

Technical Details

Column Name
ptrwm_exp_normalized
Data Source
Calculated

Coverage by School Phase

How many schools have data available for this field.

Primary
82% 14836 / 17910
Secondary
0% 0 / 1263
Secondary with Sixth Form
0% 0 / 2033
Sixth Form Only
0% 0 / 289
All-through
88% 238 / 269
Special
32% 671 / 2059
Independent
0% 0 / 1724
Good (80%+)
Moderate (50-79%)
Poor (<50%)

Score Weight by School Phase

How much this field contributes to the overall performance score.

Primary
40%
All-through
20%

Distribution by School Phase

Statistical distribution of values across schools.

Min
0.2
Max
84.9
Mean
34.7
Median
35.23
Std Dev
9.52
Schools
15745
Primary (14836)
48
116
352
770
2232
3155
3432
2998
1456
277
0 9 17 26 34 43 51 59 68 76 85
All-through (238)
1
3
5
9
35
61
59
48
13
4
0 9 17 26 34 43 51 59 68 76 85
Special (671)
662
6
3
0 9 17 26 34 43 51 59 68 76 85

Related Fields

Fields that correlate with KS2 Expected Standardized. Click to explore.

KS2 PTRWM Expected
1.0 Attainment 8 Open
0.929 Attainment 8
0.926 KS4 Basics
0.92 Basics Standardized
0.92 Attainment 8 English
0.919 Attainment 8 EBacc
0.917 EBacc Humanities %
0.902 Attainment 8 Maths
0.901 EBacc English %
0.887
Positive correlation
Negative correlation