NZ Level 5
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Recognising the centre of data

Interactive practice questions

Select the data set from each of the options below that has:

a

The lowest mode.

$3,9,18,9,65,13$3,9,18,9,65,13

A

$5,12,16,16,86,3$5,12,16,16,86,3

B

$3,9,18,9,65,13$3,9,18,9,65,13

A

$5,12,16,16,86,3$5,12,16,16,86,3

B
b

The highest median?

$3,9,13,18$3,9,13,18

A

$9,16,16,65,86$9,16,16,65,86

B

$3,9,13,18$3,9,13,18

A

$9,16,16,65,86$9,16,16,65,86

B
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Answer these questions by inspection

For each of the following statements, decide whether they are true or false:

For each of the following decide whether the statements are true or false.

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

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