NZ Level 6 (NZC) Level 1 (NCEA)
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Distance/Time Graphs and Time Series Data

Interactive practice questions

Use the graph attached to answer the following questions.

a

Which is the independent variable?

Time

A

Temperature

B

Time

A

Temperature

B
b

Is there an upward or downward trend, or no trend?

Downward trend

A

Upward trend

B

No trend

C

Downward trend

A

Upward trend

B

No trend

C
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Use the graph to answer the following questions.

Use the graph to answer the following questions.

The number of krill changes over time as it adapts to its changing environment. The graph shows the number of krill in a certain area over a period of weeks.

Outcomes

S6-1

Plan and conduct investigations using the statistical enquiry cycle: A justifying the variables and measures used B managing sources of variation, including through the use of random sampling C identifying and communicating features in context (trends, relationships between variables, and differences within and between distributions), using multiple displays D making informal inferences about populations from sample data E justifying findings, using displays and measures.

91035

Investigate a given multivariate data set using the statistical enquiry cycle

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