Answer :
The positive correlation between the number of typing classes a student takes and the number of words per minute the student can type. Out of all the choices, these two variables are most likely a causation. It is reasonable to assume that practicing and enrolling yourself in a typing class can improve your skills in typing.
Answer:
the positive correlation between the number of typing classes a student takes and the number of words per minute the student can type
Step-by-step explanation:
The more someone practices at something, the better the student gets at the subject
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