MathsFreePrintable

Data Inquiry Skills

A free maths worksheet ready for your classroom. Open in Kuraplan to grab the print-ready PDF, customize it for your students, or generate a fresh version in seconds.

Data Inquiry Skills worksheet preview

Data Inquiry Skills

Data collection and analysis illustration

📊 Part 1: Planning Your Investigation

1. You want to investigate: "How does physical activity relate to sleep quality in teenagers?"

a) What is the population for this investigation?

b) Identify TWO variables you would need to measure:

Variable 1: _________________________________

Variable 2: _________________________________

2. Which sample size would give you the most reliable results?

5 teenagers

25 teenagers

100 teenagers

500 teenagers

3. Choose the BEST data collection method for measuring sleep quality:

Asking friends what they think

Using a standardised sleep quality survey

Guessing based on appearance

Checking social media posts

4. What makes a data collection method "reliable"? Explain in your own words:

🔍 Part 2: Ethical Considerations

5. Which ethical considerations are important when collecting data from teenagers? (Tick ALL that apply)

Getting informed consent

Protecting privacy

Sharing data publicly without permission

Treating data as taonga (treasure)

Making sure participation is voluntary

6. Explain why we should treat data as taonga in New Zealand:
7. A researcher collects data from 10 students and concludes that "all teenagers sleep poorly." What is wrong with this conclusion?

📈 Part 3: Evaluating Data Quality

8. You have two datasets about student exercise habits:

Dataset A: 15 students, data collected over 1 day

Dataset B: 50 students, data collected over 2 weeks

Which dataset would give more reliable results? Explain why:

9. List THREE questions you should ask when evaluating if a data collection method is valid:

1. _________________________________________________

2. _________________________________________________

3. _________________________________________________

10. Challenge Question: Design a brief plan to investigate "What factors affect student performance in mathematics?" Include your population, variables, and one ethical consideration:

About This Worksheet

Free in Kuraplan

Sign up free, grab the PDF, and customize it for your class.

Print-Ready

Formatted for standard paper. Clean layout, easy to read.

AI-Generated

Created with Kuraplan's AI, designed for real classroom use.

For Teachers & Parents

Use in classrooms, for homework, tutoring, or homeschool.

Need a custom version of this worksheet?

Kuraplan's AI generates custom worksheets in seconds — differentiated for every learner, aligned to your curriculum.

Generate Custom Worksheets — Free
No credit card Curriculum-aligned Under 60 seconds