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THE CURVE

Schools / University of California, Santa Barbara

ECE 139

Spring 2012 – Summer 2026 (16 terms) · 1,621 students · Source:

The curve

Share of all students who received each grade, all terms combined.

53.1%

of students got an A

0.0% withdrew

0%20%40%60%53.1%A33.5%B11.8%C0.6%D0.9%F0.0%Withdrew

A rate by term

Share of students who got an A in each term the course ran.

0%20%40%60%80%Sp2012Sp2013Sp2014Sp2015Sp2016Sp2017Sp2018Sp2019Sp2020Sp2021Sp2022Sp2023Sp202477.0%Sp2025Sp2026Su54.5%

By term, newest first

ABCDFWOther
TermStudentsA rate / distributionGPASource
Summer 202611
54.5%
—University of California, Santa Barbara grade distribution file, Winter 2026, Spring 2026, Summer 2026
Spring 2026147
54.4%
—University of California, Santa Barbara grade distribution file, Winter 2026, Spring 2026, Summer 2026
Spring 2025150
59.3%
—University of California, Santa Barbara grade distribution file, Winter 2025, Spring 2025, Summer 2025, Fall 2025
Spring 2024161
77.0%
—University of California, Santa Barbara grade distribution file, Winter 2024, Spring 2024, Summer 2024, Fall 2024
Spring 2023132
57.6%
—University of California, Santa Barbara grade distribution file, Winter 2023, Spring 2023, Summer 2023, Fall 2023
Spring 2022111
55.9%
—University of California, Santa Barbara grade distribution file, Winter 2022, Spring 2022, Summer 2022, Fall 2022
Spring 2021102
61.8%
—University of California, Santa Barbara grade distribution file, Winter 2021, Spring 2021, Summer 2021, Fall 2021
Spring 2020127
66.1%
—University of California, Santa Barbara grade distribution file, Winter 2020, Spring 2020, Summer 2020, Fall 2020
Spring 2019118
45.8%
—University of California, Santa Barbara grade distribution file, Winter 2019, Spring 2019, Summer 2019, Fall 2019
Spring 201890
56.7%
—University of California, Santa Barbara grade distribution file, Winter 2018, Spring 2018, Summer 2018, Fall 2018
Spring 201796
57.3%
—University of California, Santa Barbara grade distribution file, Winter 2017, Spring 2017, Summer 2017, Fall 2017
Spring 201643
25.6%
—University of California, Santa Barbara grade distribution file, Winter 2016, Spring 2016, Summer 2016, Fall 2016
Spring 201583
25.3%
—University of California, Santa Barbara grade distribution file, Winter 2015, Spring 2015, Summer 2015, Fall 2015
Spring 201493
25.8%
—University of California, Santa Barbara grade distribution file, Winter 2014, Spring 2014, Summer 2014, Fall 2014
Spring 201371
46.5%
—University of California, Santa Barbara grade distribution file, Winter 2013, Spring 2013, Summer 2013, Fall 2013
Spring 201286
32.6%
—University of California, Santa Barbara grade distribution file, Winter 2012, Spring 2012, Summer 2012, Fall 2012

By instructor, highest A rate first

ABCDFWOther
Terms taught
JEONG H150
59.3%
—
ROSE K1,094
57.6%
—
SHAH V S11
54.5%
—
MIOLANE N147
54.4%
—
SEN P219
25.6%
—

5 instructors. Select a name's terms to see each term separately.