EXTRA CLASS PRACTICE / Northshore Coffee

Coffee: defend the summary

Compare menu categories and explain the population behind every number.

Opening your saved work…

Worksheet version 2026-09-09 · Northshore Coffee · Original practice companion; follow Canvas for assigned lab numbering, grades, and deadlines.

Come ready to investigate

Read the lecture, explore a small sample, and bring a question. This preparation does not replace a graded Canvas pre-lab check.

Read the matching module. Name one concept you will use and predict the output grain of its example.

Open Quick schema and preview the relevant table. Record its key and a field whose meaning needs explanation.

Write one small query that could expose an incorrect answer to this lab. Explain what you would look for.