The length and width of a rectangle are measured to be 8 cm and 5 cm respectively, to the nearest centimetre.
What are the lower and upper bounds for the area of the rectangle?
Measurement, STD2 M1 2020 HSC 5 MC
A plant stem is measured to be 16.0 cm, correct to one decimal place.
What is the percentage error in this measurement?
- 0.3125%
- 0.625%
- 3.125%
- 6.25%
Measurement, STD2 M1 2019 HSC 8 MC
A person's weight is measured as 79.3 kg.
What is the absolute error of this measurement?
- 10 grams
- 50 grams
- 100 grams
- 500 grams
Measurement, STD2 M1 SM-Bank 25 MC
A cockroach is measured in a school science experiment and its length is recorded as 5.2 cm.
What is the upper limit of accuracy of this measurement?
- 5.21 cm
- 5.25 cm
- 5.5 cm
- 5.9 cm
Measurement, STD2 M1 2018 HSC 18 MC
The length of a window is measured as 2.4 m.
Which calculation will give the percentage error for this measurement?
Measurement, STD2 M1 2017 HSC 21 MC
The length of a netball court is measured to be 30.50 metres, correct to the nearest centimetre.
What is the lower limit for the length of the netball court?
- 30.45 m
- 30.49 m
- 30.495 m
- 30.499 m
Measurement, STD2 M1 2015 HSC 12 MC
The length of a fish was measured to be 49 cm, correct to the nearest cm.
What is the percentage error in this measurement, correct to one significant figure?
- 0.01%
- 0.5%
- 1%
- 2%
Measurement, STD2 M1 2008 HSC 23b
The capacity of a bottle is measured as 1.25 litres correct to the nearest 10 millilitres.
What is the percentage error for this measurement? (1 mark)
Measurement, STD2 M1 2014 HSC 10 MC
The top of the Sydney Harbour Bridge is measured to be 138.4 m above sea level.
What is the percentage error in this measurement?
- 0.036%
- 0.050%
- 0.072%
- 0.289%
Measurement, STD2 M1 2013 HSC 27d
A rectangular wooden chopping board is advertised as being 17 cm by 25 cm, with each side measured to the nearest centimetre.
- Calculate the percentage error in the measurement of the longer side. (1 mark)
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- Between what lower and upper limits does the actual area of the top of the chopping board lie? (2 marks)
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