IB
IBO
Mathematics AI
October 2025
QP-202510-Mathematics AI-P1-HL · Question 3
Question (excerpt):
3. [Maximum mark: 5] In a reaction test, the time, T seconds, taken to complete the test can be modelled by a normal distribution with a mean of 5 seconds and a standard deviation of 1 second. (a) Fin…
3. [Maximum mark: 5] In a reaction test, the time, T seconds, taken to complete the test can be modelled by a normal distribution with a mean of 5 seconds and a standard deviation of 1 second. (a) Fin…
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