O-LevelMathematicsStatistics4024/12 · May/June 2017 · Q103 Marks
Here are the masses, in grams, of 8 apples. 189 175 185 192 202 161 174 196 Find the median mass.
- (a)Here are the masses, in grams, of 8 apples. 189 175 185 192 202 161 174 196 Find the median mass.[1]
- (b)A bag contains 5 carrots. The mean mass of the carrots is 60 g. Another carrot is added to the bag. The mean mass of the 6 carrots is 65 g. Work out the mass of the carrot added to the bag.[2]
Mark scheme
Marking points from the official mark scheme (May/June 2017). The mark or mark type is shown in brackets.
- [1] (a) 187
- [2] (b) 90
- M1 for 65 × 6 and 60 × 5 soi
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