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Moving median smoothing

DIFFICULTYintrostandardchallengeexam
QUESTION TYPEMix of allChange
3-term numerical moving median on a 10-unit grid3-term numerical moving median on a 20-unit grid5-term numerical moving median on a 10-unit grid5-term numerical moving median on a 20-unit gridNOWMix of allRecommended
Question 1 of 8

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A bicycle-hire service records trip counts at consecutive weeks

Trip count (trips)
PeriodTrip count
Week 1280
Week 2300
Week 3320
Week 4340
Week 5360
Week 6380
Week 7400
1 mark

Find the moving median at Week 3. Give an exact value