Quiz on Collecting Primary Data

What is the main purpose of collecting primary data?

• To analyze existing data

• To gather firsthand information

• To summarize secondary data

• To create theoretical models

Which of the following is a method used to collect primary data?

• Literature review

• Closed-ended questionnaire surveys

• Meta-analysis

• Historical research

What is probability sampling?

• Using only volunteers for sampling

• Choosing samples from a convenience group

• Randomly selecting samples without bias

• Selecting samples based on researcher’s choice

In stratified random sampling, what is the main goal?

• To focus on a single demographic

• To select samples randomly from the entire population

• To gather data quickly from a small group

• To ensure representation of different sub-groups

What is a key advantage of using closed-ended questionnaire surveys?

• They require less time to complete

• They provide qualitative data

• They are easier to analyze and interpret

• They allow for open-ended responses

How can a researcher gauge student interest in a school cinema without interviewing everyone?

• Create a public forum for discussion

• Use social media to gather opinions

• Ask only the principal's friends

• Conduct a survey with a random sample

What is the purpose of mental maps in primary data collection?

• To create statistical models

• To visualize personal insights about places

• To summarize quantitative data

• To conduct random sampling

Which sampling method is likely to introduce bias?

• Systematic sampling

• Non-probability sampling

• Stratified random sampling

• Simple random sampling

What is a Likert scale used for in surveys?

• To rank items

• To measure frequency of occurrences

• To gauge levels of agreement

• To collect demographic information

Why is a sample size of at least 30 often recommended?

• To avoid using complex sampling methods

• To ensure a diverse representation

• To minimize the time needed for data collection

• To conduct reasonable data analysis