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Data Gathering and Organization: Stratified Random Sampling

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Questions and Answers

What type of sampling technique is used when every 5th score in a list is taken?

Stratified sampling
Systematic sampling (correct)
Cluster sampling
Simple random sampling

Is taking every 5th score in a list a random sample?

No, it is a biased sample
No, it is a systematic sample (correct)
Yes, it is a random sample
Maybe, it depends on the context

What is the purpose of a footnote in a table?

To explain the methodology used
To summarize the main findings
To list the sources of the data (correct)
To provide additional information about the data

What type of table is used to present data when there are open-ended class intervals?

Open-ended table (B) Signup and view all the answers

What is the main purpose of a table in data presentation?

To present data in a systematic manner (B) Signup and view all the answers

What is a cross tabulation table used for?

To compare the frequencies of two categorical variables (A) Signup and view all the answers

What is the main difference between a frequency table and a cross tabulation table?

Number of variables presented (D) Signup and view all the answers

What is the purpose of a heading in a table?

To provide a title and table number (D) Signup and view all the answers

What type of sampling technique is based on the principle of equal probability of selection?

Simple random sampling (B) Signup and view all the answers

What is the main advantage of using tables to present data?

Easier to present complex data (A) Signup and view all the answers

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