12 Questions
What is the main difference between probability and non-probability sampling?
Probability sampling has a known probability of being selected
What is the method of selecting kth element in the population list?
Systematic Random Sampling
How is the sample size of each group determined in Stratified Random Sampling?
Proportionally to the size of each group in the population
What is the purpose of dividing the population into groups in Stratified Random Sampling?
To ensure representation of different characteristics in the study
What is the method of selecting a sample where each member of the population is equally likely to be included?
Simple Random Sampling
How is the value of k determined in Systematic Random Sampling?
By the formula: k = N/n
What is the term for the set of all observations under study for a given characteristic or variable?
Population
A teacher wants to conduct a study on the correlation of students' entrance examination scores and their academic performance. Which of the following best describes the population in this study?
All students enrolled in the school
What is the purpose of census?
To gather information by complete enumeration of the population
Which of the following is an example of a parameter?
The average height of all students in a school
What is the term for the process of selecting a part of the population?
Sampling
A numerical description of a sample is called a?
Statistic
Test your knowledge of the fundamental concepts in statistics, including population, census, sample, sampling, parameter, and statistic. Learn to differentiate between these essential terms in statistics.
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