# Collecting, representing and interpreting data

### Term 3 starting in week 1 :: Estimated time: 6 weeks

• Understand populations and samples
• Primary and secondary data
• Construct and interpret frequency tables and frequency polygons
• Construct and interpret two-way tables (review)
• Construct and interpret line and bar charts (including composite bar charts)
• Construct and interpret pie charts (review)
• Criticise charts and graphs
• Find and interpret averages from a list (review)
• Find and interpret averages from a table (review)
• Construct and interpret time series graphs (review)
• Construct and interpret stem-and-leaf diagrams
• Compare distributions using charts and measures
• Construct and interpret scatter graphs (review)
• Draw and use a line of best fit (review)
• Understand extrapolation

For higher-attaining pupils:

• Construct a stratified sample
• Construct histograms
• Interpret histograms
• Construct and interpret cumulative frequency diagrams
• Use cumulative frequency diagrams to find measures
• Construct and interpret box plots
• Compare distributions using complex charts and measures

This page should remember your ticks from one visit to the next for a period of time. It does this by using Local Storage so the information is saved only on the computer you are working on right now.

## Lesson Starters

Here are some suggestions for whole-class, projectable resources which can be used at the beginnings of each lesson in this block.

### 1st Lesson

#### Average Smile

Calculate the mean, median and range of the given scores.

### 2nd Lesson

#### Chin-Ups

Work out the number of chin ups the characters do on the last day of the week give information about averages.

### 3rd Lesson

#### Five Digits

Five digits have the same mean, median, mode and range.

### 4th Lesson

#### Choc Bar Chart

Interpret data given in the form of a bar chart then create a new bar chart showing the given statistics.

### 5th Lesson

#### Pie Chart

An exercise in estimating what the sectors of a pie chart represent.

### 6th Lesson

#### Weather Maths

Eight mathematical questions about the current weather and times in four cities around the world.

### 7th Lesson

#### Product Practice

Work out the answers to the given calculations then add the answers together. There are three different levels of difficulty.

### 8th Lesson

Go around the roundabout performing each of the operations. Which starting point gives the largest answer?

### 9th Lesson

#### Rounding 2dp

Round off the given numbers to 2 decimal places then add the answers together.

### 10th Lesson

#### Second Holiday

Estimate then work out the period of time equal to the given number of seconds.

### 11th Lesson

#### Separated Twins

Can you find a 14 digit number containing two each of the digits one to seven which obeys the rules given?

### 12th Lesson

#### Square Pairs

Arrange the numbered trees so that adjacent sums are square numbers.

### 13th Lesson

#### Subtract Quickulations

Calculations appear on the screen every few seconds.

### 14th Lesson

#### Take Sides

Put up your right hand or left hand depending on the expressions that appears.

### 15th Lesson

#### Triple Totals

Complete the sums using only the given numbers then check your calculations are correct.

### 16th Lesson

#### Route to Las Vegas

Work out the cheapest way from Los Angeles to Las Vegas by choosing the best route and adding up the given numbers.

### 17th Lesson

#### Seeing Squares

How many square numbers can be found in the grid of digits.

### 18th Lesson

#### Refreshing Revision

It is called Refreshing Revision because every time you refresh the page you get different revision questions.

Some of the Starters above are to reinforce concepts learnt, others are to introduce new ideas while others are on unrelated topics designed for retrieval practice or and opportunity to develop problem-solving skills.

White Rose Resources
 End of block assessments provide a quick progress check at the end of each block of learning to make sure students have understood the content covered. This Scheme of Learning was produced by White Rose Maths and is used here with permission granted on 30th June 2021.

For Students:

For All: