20342

Question

{{name}} was measuring the {{activity}}.

He recorded {{type1}} of {{data}}.

What was the median {{type2}} recorded?

Worked Solution

In ascending order:


Median	= middle data point
	= {{{correctAnswer}}}

Variant 0

DifficultyLevel

500

Question

Ernest was measuring the crabs he had caught.

He recorded widths of 15, 15.4, 16.5, 16 and 15.2 centimetres.

What was the median width recorded?

Worked Solution

In ascending order:

15, 15.2, 15.4, 16, 16.5


Median	= middle data point
	= 15.4

Question Type

Multiple Choice (One Answer)

Variables

Variable name	Variable value
name	Ernest
activity	crabs he had caught
type1	widths
data	15, 15.4, 16.5, 16 and 15.2 centimetres
type2	width
dataorder	15, 15.2, 15.4, 16, 16.5
correctAnswer	15.4

Answers

Is Correct?	Answer
x	15
✓	15.4
x	15.5
x	16

Variant 1

DifficultyLevel

500

Question

Sam was measuring the lengths of cockroaches he had caught for a science experiment.

He recorded lengths of 34.3, 36, 34, 34.8, 36 millimetres.

What was the median length recorded?

Worked Solution

In ascending order:

34, 34.3, 34.8, 36, 36


Median	= middle data point
	= 34.8

Question Type

Multiple Choice (One Answer)

Variables

Variable name	Variable value
name	Sam
activity	lengths of cockroaches he had caught for a science experiment
type1	lengths
data	34.3, 36, 34, 34.8, 36 millimetres
type2	length
dataorder	34, 34.3, 34.8, 36, 36
correctAnswer	34.8

Answers

Is Correct?	Answer
x	34.3
✓	34.8
x	35
x	36

Variant 2

DifficultyLevel

500

Question

Fernando was measuring the head diameter of Tasmanian devils at the zoo.

He recorded diameters of 92, 94, 92.7, 92.3 and 94 millimetres.

What was the median diameter recorded?

Worked Solution

In ascending order:

92, 92.3, 92.7, 94, 94


Median	= middle data point
	= 92.7

Question Type

Multiple Choice (One Answer)

Variables

Variable name	Variable value
name	Fernando
activity	head diameter of Tasmanian devils at the zoo
type1	diameters
data	92, 94, 92.7, 92.3 and 94 millimetres
type2	diameter
dataorder	92, 92.3, 92.7, 94, 94
correctAnswer	92.7

Answers

Is Correct?	Answer
x	92
✓	92.7
x	93
x	94

Variant 3

DifficultyLevel

500

Question

Murray was measuring the length of the tuna fish he had caught.

He recorded lengths of 61, 61.4, 63, 63, and 61.9 centimetres.

What was the median length recorded?

Worked Solution

In ascending order:

61, 61.4, 61.9, 63, 63


Median	= middle data point
	= 61.9

Question Type

Multiple Choice (One Answer)

Variables

Variable name	Variable value
name	Murray
activity	length of the tuna fish he had caught
type1	lengths
data	61, 61.4, 63, 63, and 61.9 centimetres
type2	length
dataorder	61, 61.4, 61.9, 63, 63
correctAnswer	61.9

Answers

Is Correct?	Answer
x	61.4
✓	61.9
x	62
x	63

Variant 4

DifficultyLevel

500

Question

Sehwag was measuring the lengths of fairy penguins in the wild.

He recorded lengths of 45.2, 45, 47, 45.6, 47 centimetres.

What was the median length recorded?

Worked Solution

In ascending order:

45, 45.2, 45.6, 47, 47


Median	= middle data point
	= 45.6

Question Type

Multiple Choice (One Answer)

Variables

Variable name	Variable value
name	Sehwag
activity	lengths of fairy penguins in the wild
type1	lengths
data	45.2, 45, 47, 45.6, 47 centimetres
type2	length
dataorder	45, 45.2, 45.6, 47, 47
correctAnswer	45.6

Answers

Is Correct?	Answer
x	45
✓	45.6
x	46
x	47