The organizers of a marathon event estimate that the time that it takes for a race participant to finish the race is normally

Question

The organizers of a marathon event estimate that
the time that it takes for a race participant to
finish the race is normally distributed with a
mean of 270 minutes and a standard deviation of
10 minutes.
Write the percentage of runners who finish the
race within 4 hours and 45 minutes. Round your
answer to the nearest whole number.

Kunduz · Accepted Answer

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