To see if your school's ACT scores are improving since implementing a new program, the ACT
Scores for the past several years should be displayed in a
A) boxplot
B) contingency table
C) timeplot
D) bar graph
E) histogram

Question

Quizplus · Accepted Answer

A timeplot is the best choice for displaying data over several years to observe trends or changes over time, such as improvements in ACT scores.

To See If Your School's ACT Scores Are Improving Since