I stay with this Quiz.
Compartment Chain
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Build the SEIR chain
One compartment is fixed. Place the remaining compartments until the model flow becomes visible.
I Infectious People who can pass the disease on.
Exactly right.
In the SEIR chain, the exposed phase E sits between S and I. People are already infected there, but not infectious yet; only after that do they move to I and later to R.
Multiple Choice
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Choose the SEIR premise
One answer fits the model.
Ready.
Exactly right.
SEIR separates infection from infectiousness. E stands for people who are infected but not yet passing the disease on.
Matching Game
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Match the SEIR assumptions
Which statement belongs to which model element?
Ready.
Exactly right.
SEIR places E between S and I. People are already infected there, but not infectious yet; only after that can they pass the disease on.