NZ Level 5
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Interpret Divided Bar Graphs

Interactive practice questions

A survey was conducted asking students from years $5$5, $6$6, $7$7 and $8$8 what eye colour they have.

The results are shown below using divided bar graphs.

a

Which grade has the largest percentage of brown-eyed children?

Year 6

A

Year 7

B

Year 5

C

Year 8

D

Year 6

A

Year 7

B

Year 5

C

Year 8

D
b

Which grade has the largest percentage of blue-eyed children?

Year 5

A

Year 7

B

Year 8

C

Year 6

D

Year 5

A

Year 7

B

Year 8

C

Year 6

D
c

Which grade has the smallest percentage of black-eyed children?

Year 7

A

Year 5

B

Year 6

C

Year 8

D

Year 7

A

Year 5

B

Year 6

C

Year 8

D
d

Which grade has no green-eyed children?

Year 8

A

Year 5

B

Year 7

C

Year 6

D

Year 8

A

Year 5

B

Year 7

C

Year 6

D
e

Which grade has the same percentage of green-eyed children as blue-eyed children?

Year 5

A

Year 6

B

Year 8

C

Year 7

D

Year 5

A

Year 6

B

Year 8

C

Year 7

D
Easy
Approx a minute
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The divided bar graph below shows the popularity of certain types of restaurants in Valentina's home town.

Georgia's weekly spending is to be represented as a divided bar graph that is $16$16 cm long.

If she spends $\$880$$880 per week, how much does each centimetre of the divided bar graph represent?

The divided bar graph shows the percentage of responders in each category when asked why they dislike their job.

Outcomes

S5-1

Plan and conduct surveys and experiments using the statistical enquiry cycle:– determining appropriate variables and measures;– considering sources of variation;– gathering and cleaning data;– using multiple displays, and re-categorising data to find patterns, variations, relationships, and trends in multivariate data sets;– comparing sample distributions visually, using measures of centre, spread, and proportion;– presenting a report of findings

S5-2

Evaluate statistical investigations or probability activities undertaken by others, including data collection methods, choice of measures, and validity of findings

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