📊 Part 1: Statistical Vocabulary

1. Match each statistical term with its correct definition by drawing a line:

Data

Mean

Sample

Population

The average of a set of numbers

Information collected for analysis

A small group from a larger group

The entire group being studied

2. Which of these is the best statistical question for our class?

What is your favourite colour?

How many hours do Year 7 students spend on homework each night?

Do you like pizza?

What time is it?

3. Calculate the mean of this data set: 8, 12, 6, 10, 14

Mean = _______

4. For the data set 3, 7, 5, 7, 9, what is the mode?

3

5

7

9

🔍 Part 2: Creating Your Statistical Investigation

5. Write a good statistical question about your classmates that you could investigate:

6. What method would you use to collect data for your question?

Survey

Observation

Experiment

Interview

7. You surveyed 10 students about their favourite school subject. The results were:

Maths: 4 students, English: 2 students, Science: 3 students, Art: 1 student

a) What is the most popular subject? ________________

b) How many students were in your sample? ________________

c) What type of graph would best show this data?

Line graph

Bar graph

Scatter plot

🎯 Part 3: Reflection and Extension

8. Explain why it's important to collect data from a good sample when doing a statistical investigation:

9. Extension: Design a simple survey with 3 questions you could use to investigate "How do Year 7 students spend their free time?"

10. One thing I learned about statistics today:

Introduction to Statistics

Introduction to Statistics

📊 Part 1: Statistical Vocabulary

🔍 Part 2: Creating Your Statistical Investigation

🎯 Part 3: Reflection and Extension

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