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1 of 8 0-day streak

Compare a numerical variable across groups

DIFFICULTYintrostandardchallengeexam
QUESTION TYPEMix of allChange
Boxplots: 2 groups, comparison 1Boxplots: 2 groups, comparison 2Boxplots: 2 groups, comparison 3Back-to-back measurements, whole-number key, comparison 1Back-to-back measurements, whole-number key, comparison 2Back-to-back measurements, whole-number key, comparison 3Back-to-back measurements, whole-number key, comparison 4Back-to-back measurements, decimal key, comparison 1Back-to-back measurements, decimal key, comparison 2Back-to-back measurements, decimal key, comparison 3Back-to-back measurements, decimal key, comparison 4NOWMix of allRecommended
Question 1 of 8

Calculator allowed

Parcel length (centimetres) was recorded for the central depot and the west depot

Group 1: The central depot

Group 2: The west depot

Parallel boxplots comparing parcel length (centimetres) for the central depot and the west depot, on a shared Length (cm) scale.607080Length (cm)5456657677Group 16265737982Group 2
(a)4 marks

Find the median and the IQR for each group

(b)1 mark

Which group has the higher median?

(c)1 mark

Which group has the greater IQR?