The beauty of science is through data analysis and experimentation we can up with with a hypothesis that we can test. (Sorry if I am using words too big for you).
Here's some background on a study that links vaccination to levels of education
Having looked at your prolific posting record : 200 Haha emojis
Your candidature for the Darwin award : being proud of suffering through Covid for 6 months
Your nomination to the spelling bee hall of fame, making only one mistake in a full sentence
....the list goes on
Let me put forward a hypothesis, interpolate (scientific word for guess) and test my theory........Secondaire 3 ?
Am I close ?