7. Statistics

7.01 Statistical investigation process

INVESTIGATION: Fun runs and t-shirts

7.02 Classify data

7.025 Organise and display data

7.03 Measures of centre

7.04 Measures of spread

7.045 Standard deviation

7.06 Describe distributions

7.07 Comparing data sets

Year 11

7.02 Classify data

Interactive practice questions

Which two of the following are examples of numerical data?

$favourite flavours$

A

$maximum temperature$

B

$daily temperature$

C

$types of horses$

D

Easy

< 1min

Which two of the following are examples of non-numerical data?

Easy

< 1min

Which of the following is an example of numerical data?

Easy

< 1min

Which three of the following are examples of non-numerical data?

Easy

< 1min

Outcomes

ACMGM027

classify a categorical variable as ordinal, such as income level (high, medium, low), or nominal, such as place of birth (Australia, overseas), and use tables and bar charts to organise and display the data

ACMGM028

classify a numerical variable as discrete, such as the number of rooms in a house, or continuous, such as the temperature in degrees Celsius

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