I need help ohhhhh MY god i feel dumb today

i need to do a graph with what i think is to many variables
can someone please help me i have read and reread everything in the modules to do wiht this and it does not makes sense so if anyone could help i would so appreciate it i have a one on one lesson with the lecturer next week but this will drive me batty in the mean time

here it is

a class of

a pretest= 90 final= 98, b pretest= 49 final = 62, c pretest= 66 final = 81,d pretest= 82 final =78, e pretest= 71 final = 75

i have to do a scatterplot to show the realationship between pretest and final exam then draw a line of best fit to indicate the trend in the data and show what score you would expect to see on a final exam for a student who received 58 on the pretest