2026, Question 1 · Calculator required · 9 points
Bird arrivals at a nesting area
Use tabulated rates and a second arrival model to estimate bird counts and compare changes in arrival rates.
1 Read the question
The question is College Board's, from the 2026 exam. It starts on page 3 of the PDF.
2 Write your answer
Answer each part the way you would on the exam, in full sentences, with your work shown. Your writing saves as you type.
3 Score it
Score your answer against College Board's scoring guidelines, one point at a time. Give yourself a point only when your answer says what the guideline asks for.
Scoring guidelines (PDF, page 2)
Question, scoring guidelines: College Board. The title, summary are ours.