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Reinforcement Learning, Quiz 2

January 2025 term, 16 Mar 2025, Set QDB2

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Question 1

+2−0Single correct

For on policy SARSA update rule for Q(s, a), s, a, s′, a′ are needed. When is a′ computed/sampled?

Select one option

A.
before updating Q(s, a)
B.
after updating Q(s, a)
C.
before and after updating Q(s, a), but only later value is used.
D.
before and after updating Q(s, a), but only the earlier value is used.
E.
None of these.

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For on policy SARSA update rule for *Q(s, a), s, a, s′, a′* are needed. When is *a′* computed/sampled? Figure from the original question paper Figure from the original question paper