The duration of direct flights from London to Singapore in a particular year followed a normal distribution with mean $\mu$ and standard deviation $\sigma$.
$92$% of flights took under $13$ hours, while only $12$% of flights took under $12$ hours $35$ minutes.

Find $\mu$ and $\sigma$ in hours.

The duration of direct flights from London to Singapore in a particular year followed a normal distribution with mean $\mu$ and standard deviation $\sigma$.

$92$% of flights took under $13$ hours, while only $12$% of flights took under $12$ hours $35$ minutes.


Normal Distribution

H2 Math

International Baccalaureate Higher Level Mathematics

Linear Combinations, Probability Modeling, and Parameter Estimation in Normal Distributions

Linear Combinations, Probability Modeling, and Parameter Estimation in Normal Distributions

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