Composite indexA composite index on a 0–100 scale. The number is not a percentile or the share of schools with a lower score. 50 is the scale midpoint, not a measured national average.Skolkoll score · scale 0–100
050100
Skolkoll Score 55 out of 100. The scale goes from 0 (lowest) to 100 (highest). Composite index.
A composite of five open data sources — a starting point, not a grade.
Data coverageHigh4/5
Why this score?
Skolkoll score is Skolkoll's composite indicator based on available data sources. It is not an official quality measure and should be read together with the underlying data.
4 of 5 score dimensions have school-specific data.
When school-specific data is missing for a dimension, the neutral value 50 is used. That does not automatically lower the school, but it makes the score less informative.
Tranellska gymnasiet is a medium-sized municipal upper secondary school with 250 pupils.
Tranellska gymnasiet is a medium-sized municipal upper secondary school with 250 pupils. The share of qualified teachers (82%) is above the national average of 78%. Skolverket: unweighted school-unit mean, upper-secondary schools with published data; latest available value per school.
Pupils
250●High reliability
Municipality: 7,210
Qualified teachers
82%●High reliability
Municipality: 78% · Sweden: 78% (Skolverket: unweighted school-unit mean, upper-secondary schools with published data; latest available value per school)
Not normalizedfor pupil mix, school size or grade/program mix
vs. Västerås Municipality (same form)
School compared with all schools in the same municipality and form.
Metric
Tranellska gymnasiet
Municipal avg.
Difference
Qualified teachers
81.7%
78.2%
▲+3.5%
Graduation grade
14.1
14.0
→≈ same
Pupils per teacher
11.3
13.7
▲+2.4
vs. Sweden
School compared with national benchmark values.
Metric
Tranellska gymnasiet
National avg.
Difference
Qualified teachersSkolverket: unweighted school-unit mean, upper-secondary schools with published data; latest available value per school
81.7%
77.8%
▲+3.9%
Graduation grade
14.1
14.0
→≈ same
Pupils per teacher
11.3
12.1
▲+0.8
vs. Similar schools
Five schools most similar in geography, size and pupil composition.
Metric
Tranellska gymnasiet
Similar avg.
Difference
Qualified teachers
81.7%
83.3%
→≈ same
Pupils
250
252
→≈ same
Method
About this value
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