Mrs. Blair believes there is a relationship between the number of minutes students study and their test grades. She asked her history class to list the number of minutes they studied and their test grade. Using the information provided draw a scatterplot.
Based on the data, which students are most likely to earn at least a 90?
A) those who study no more than 90 minutes
B) those who study a minimum of 150 minutes.
C) those who study at least 60 minutes but no more than 90 minutes.
D) those who study at least 90 minutes but no more than 150 minutes.