Data Analysis

Types of Data I

Practicalities of Obtaining Data

Statistical Questions

Frequency Tables

Number of Observations

Statistical Attributes

Line, Conversion and Step Graphs

Stem and Leaf Plots

Create and interpret column or bar graphs

Create and Interpret Histograms

Divided Bar Graphs

Area Charts and Radar Graphs

Back to back stem and leaf plots

Histograms and Polygons

Mean, Median, Mode and Range

Centre or Spread ?

How the shape affects choice of centre and spread

Cumulative Frequency

Frequency Distribution for Grouped Data

Measures of Spread - Quartiles

Comparisons and Predictions

Comparing Sets of Data I

Comparing Sets of Data II

Real Life Data I

Real Life Data II

Statistics in the Media I

Statistics in the Media II

Describing Statistical Relationships

Statistical Investigations

Stage 1 - Stage 3

Real Life Data I

Interactive practice questions

Refer to the pie chart to answer the following questions.

a

What do the percentages in the pie chart sum to?

b

Is this possible for a pie chart?

Yes

A

No

B

Easy

< 1min

What is misleading about this line graph?

Easy

< 1min

Refer to the graph to answer the following questions.

Easy

1min

The figure shows the number of tourists from each country to the United States. What is wrong with the length of the line segments representing each country?

Medium

< 1min

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