Types of Surveys and Data Collection

What is a survey called when data is collected from the entire population?

• Sample survey

• Primary survey

• Census survey

• Secondary survey

What type of data is collected by Seth when he asks every student in the four Grade 8 classes about their favorite sport?

• Secondary data

• Sample data

• Biased data

• Primary data

What is a sample survey?

• A survey that includes the entire population

• A survey that includes a portion of the population

• A survey that is always accurate

• A survey that is always biased

What type of data did Stephen collect when he used the internet to find the salaries of 10 professional basketball players?

• Primary data

• Sample data

• Secondary data

• Biased data

What does it mean if a sample is biased?

• It accurately represents the population

• It does not accurately represent the population

• It is always reliable

• It is always valid

What makes a survey reliable?

• If the results can be duplicated in another survey

• If the results are always accurate

• If the survey is conducted by a professional

• If the survey includes the entire population

What does it mean if a survey is valid?

• It is always reliable

• It accurately represents the population

• It is always biased

• It includes the entire population

What is the main purpose of conducting a survey?

• To collect data from a specific group

• To ensure data is always accurate

• To avoid any form of bias

• To include the entire population

What is a characteristic of a good sample in a survey?

• It is representative of the population

• It is always large

• It is always random

• It is always small

What type of survey is conducted when only a portion of the population is surveyed?

• Census survey

• Primary survey

• Sample survey

• Secondary survey