which of the following data displays would be more useful in comparing student scores on the semester a and b math tests

A. histogram
B. Double bar graph
C. dot plot
D. Box and whisker plot

1 answer

1:B,Dot plot
2:A, Line plot
3:D,How many presidents were at least 50-years old but less then 60- years old at their inauguration.
4:B, What is the highest pH from the sample gathered over the year?
5:B,Bar Graph

I got a 80% and showing the right answers.