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You are looking at Spring 2027. Enrollment for it has not opened, so these are the registrar's early listings. dibs holds 3,658 sections for Spring 2027, read 42 hours ago. Separately, it has finished 2,718 of the 3,572 courses on its current checking list for this term. Future-term coverage is incomplete, so a course with nothing here may simply not have been reached yet. Back to Fall 2026

C&S BIO 100

Data Science and Statistics for Life Scientists

4 units

Sections & times

Lecture and discussion.

Spring 2027: 1 lecture and 2 discussions. Nothing here is open. The oldest of these readings was 42 hours ago.

Grades

No grade history for this course: the data runs Fall 2021 to Fall 2025. Sections for Spring 2027 are below.

Grade records describe outcomes. For what a course is like to take, read student reviews written on dibs below or follow the separate external review link.

Reviews for C&S BIO 100

Workload and assignments

Work types reported in BruinWalk reviews of this course, across recorded instructors and terms. They may differ from this term's syllabus.

dibs has not read this course’s reviews, so it cannot say what kind of work it sets. That is dibs not having looked. It is not a course without papers or exams, and the reviews linked below are the answer until dibs catches up.

Read the source reviews

What comes first

The chain dibs can see is 3 courses long before C&S BIO 100. Read from Fall 2026, because dibs has not read a class page for C&S BIO 100 in Spring 2027 and a department can change what it requires. This is a floor, not a deadline: dibs has not read a class page for LIFESCI 30B, LIFESCI 40, MATH 3B, and MATH 3C, so the real chain can only be longer than this, never shorter.

Counted in courses rather than quarters: dibs does not know which of them a department lets you take together.

From the registrar's catalog

Lecture, two hours; laboratory, two hours. Requisites: Computer Science 31 or Program in Computing 10A; Life Sciences 30A and 30B, or Mathematics 3A, 3B, and 3C, or 31A, 31B, and 32A; Life Sciences 40 or Psychology 100A or Statistics 10 or 13. Modern statistics and data science study that builds competency in computational data modeling and analysis. Designed for Computational and Systems Biology majors. Interdisciplinary topics integrate data-driven statistical and computational modeling, and resampling methods for understanding and modeling data. Key topics include advanced data visualization, simple linear regression, clustering, classification, and dimensionality reduction techniques, the same principles and techniques that are the building blocks of machine learning. Study is modular, with opportunities for peer collaboration and proposal writing components. Acquired knowledge and skills may immediately be applied in research or industry settings. P/NP or letter grading.

Sections in Spring 2027

You enroll in the discussion, not the lecture, so a discussion's status is the one that decides whether you get in. A lecture can read open while every discussion under it is full.

Seat counts as of : the oldest of these 3 readings. Seat readings are snapshots, not live availability. Their timestamps show when dibs last checked.

Seats over time in Spring 2027

Read once so far, so there is no line to draw yet.

What turns this into a chart

A second reading is what turns this into a chart: courses come round within about three hours, and a lecture somebody is watching goes to the front of the pass. Watching is on the lecture's own page, not this one.

How readings and alerts work

A reading and an hourly record are different things, and most charts here hold more of the second missing than present. dibs has taken readings of a section since long before it began keeping an hour-by-hour log of when it looked, so the empty stretches are dibs saying it was not keeping that log yet, not that it looked and found nothing. That is the age of the record and not a fault.

Seat counts show the last successful read, not live availability. Refreshes can be delayed by request limits or upstream interruptions. Watched sections receive priority, but an hourly update for every section is not guaranteed.

The registrar can change a seat count between our checks. Alerts depend on dibs detecting an opening and completing delivery; a quiet watch does not prove that no seat opened. Check the registrar before enrolling.

From the people who took it

Student reviews

What taking C&S BIO 100 was like: the work, the teaching, and what students wish they’d known.

Your experience could be the first.

No student reviews are available to read on dibs for this course yet. Took it? Tell the next person what helped, what was hard, and how you spent your time.

Looking for more perspectives?

External reviews are separate and do not count toward the dibs rating.

Read reviews on BruinWalk

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