WorksheetsStatistics Review
Total questions: 10
Worksheet time: 20mins
What are the four parts of a statistical investigation?
Posing a question
Asking the question
Graphing the question
Posing a question
Collecting Data
Analysing Data
Interpreting Results
Analysing the data
Looking at the data
Reading the data
Collecting Data
posing the question
Answering the question
Primary Data is...
Obtained directly (by you)
Obtained indirectly (by another person or group)
Secondary Data is...
Obtained directly (by you)
Obtained indirectly (by another person or group)
Categorical Data is...
Grouped and written in words
Ordered and written in number form
Numerical Data is...
Grouped and written in words
Ordered and written in number form
Population is...
A census - collecting data from an entire population
Collecting data from a small portion of the population
Sample is...
A census - collecting data from an entire population
Collecting data from a small portion of the population
We want to know what the most popular sports brand in school is. What is the population?
Everybody in the school
All grade 8 students
The sports brands
All the teachers in the school
Census or sample?
Robert wanted to know what 8E's favourite food was, so he asked everyone in 8E.
Census
Sample
Census or Sample?
Mr Brown wanted to know the most popular movie of the whole school, so he asked 20 random students in each year level.
Census
Sample
