When to Use Which Graph

“A researcher wants to compare the average test scores of students in five different schools. Would a bar graph or a scatter plot be more appropriate for displaying this data? Explain your choice. A scientist collects data on the number of hours of sunlight per day and the growth rate of a certain plant. They want to investigate if there is a relationship between these two variables. Would a bar graph or a scatter plot be more appropriate for displaying this data? Explain your choice. A marketing team wants to visualize the number of customers who purchased each of their four different product lines. Would a bar graph or a scatter plot be more appropriate for displaying this data? Explain your choice.”