2023年5月练习卷(易) · 第 9 题

2023年5月练习卷(易) · 原库模块 1 · Q9 原库参考解析

The graph models the number of online newsletter subscribers at the end of every six-month period, where x is the number of six-month periods since the end of January 1991 and 0 ≤ x ≤4. Which statement is the best interpretation of (1, 600) in this context?