HSC Together Year 11 Maths Standard: Data Collection

#### Maths Standard

• Earning and Managing Money
• Formulae and Equations
• Measurement and Energy
• Relative Frequency and Probability
• Perimeter, Area and Volume
• Classifying and Representing Data
• Linear Relationships
• Interest and Depreciation
• Exploring and Describing Data
• Working with Time
• Budgeting and Household Expenses
• Back to other subjects
Back to other subjects

# Data Collection

### What is data collection?

Data collection involves deciding what data to collect, locating it and collecting it. Data comes from either primary or secondary source. There are different types of data collecting methods including census’, random sample, stratified sample, systematic sample, etc. The videos below will help you not only identify the type of sample that would be beneficial to this data space, how to solve questions revolving around data collection in Prelim Standard Math and further how to collect data yourself for different investigations.

### Why do we need to collect data?

The video below explains the reasons why we need to collect data and who can benefit from using this kind of data.

### What is the difference between primary and secondary sources?

The following video explains the key difference between primary and secondary sources.

### Which approach to sample spaces should I take?

The videos below will explain the difference between different types of sample spaces and which method is better in different situations.

### 45,861 students have a head start...

Get exclusive HSC content & advice from our team of experts delivered weekly to your inbox!

## Here’s how we help...

### Holistic K-12 Tutoring

Attend our master-class workshops on how to ace your essays, assessments and exams!

### Comprehensive Workshops

Attend our master-class workshops on how to ace your essays, assessments and exams!

### Study, Uni, Career Mentoring

Attend our master-class workshops on how to ace your essays, assessments and exams!

### Senior School Workshops

Attend our master-class workshops on how to ace your essays, assessments and exams!

## 45,861 students have a head start...

Get exclusive study content & advice from our team of experts delivered weekly to your inbox!