Unit 6 Collecting Data Revision

• mathematics
• Secondary Education

Unit 6 Collecting Data Revision

Unit 6.1 Conducting an investigation 

Unit 6.2 Taking a sample

Identify the three types of data and describe each of them

Discrete Data

Continuous Data

Categorical Data

Shoe sizes.

Number of students in a class

Height

mass

gender

eye colour

temperature

Identify the different methods we can use on how to collect data.

Below is the given prediction:
12-year-old boys are heavier than 12-year-old girls.

Explain what method you would use to collect data to test the prediction. Then, describe what type of data it is

Which of these is a good sample size?

1. 1%
2. 6%
3. 5%
4. 10%

Population or sample?
A book club has 410 members.
The secretary of the club wants to know if the
members would like a sudoku puzzle book to be
included in the club magazine next month.

Population or sample?
There are 48 students in the fitness club at
Maha’s school. Maha wants to know how many of
these students brush their teeth at least twice
a day.

Unit 7 Fractions

Unit 7.1 Ordering fractions

Unit 7.2 Adding mixed numbers

Unit 7.3 Multiplying fractions 

Unit 7.4 Dividing fractions

Unit 7.5 Making fraction calculations easier 

Write these fractions in order of size, starting with the smallest.

Write these fractions in order of size, starting with the smallest.