A great 3 teacher would like to know the effect of attaching a happy face sticker on every assignment that is marked 85% and above. Assignments that are marked below 85% obviously do not receive any sticker. She announced to the class that at the end of term students Who will receive at least 15 stickers will receive a special prize. At the end of first month of school, she counts the number of assignments that each student submitted with the sticker on it. She was particularly interested to know whether those students receiving a sticker maintain did Mark and those who do not receive stickers improve their assignments in order to receive the stickers. based on the above study, identify the following;

a. Independent variable

b. Dependent variable

c. Whether the dependent variable is discrete or continuous

d. The scale of measurement used to measure the dependent variable