12 Questions
Sampling - refers to the process of selecting a portion of the ______ to study, rather than examining the entire population.
population
By studying a ______, researchers can make inferences about the population as a whole, saving time and resources compared to studying every individual or item within the population.
sample
The subset chosen to represent the broader population accurately is known as the ______.
sample
Sampling can provide reliable and valid findings by ensuring that the selected portion of the population accurately ______ the broader population.
represents
When taking Sir.Mark Onia's examination, you should always choose the best ______ in multiple choice questions.
answer
When taking the 2nd trinal examination, you should briefly review the lessons from the ______ exam to be safe.
previous
Reliability refers to the ______, stability, and consistency in research findings.
repeatability
Validity refers to the extent to which a study accurately ______ or assesses what it claims to measure.
measures
A ______ refers to the complete enumeration or collection of data from every member of the population being studied.
census
Sampling is more ______ due to reduced resource requirements compared to complete enumeration.
economical
The ______ population would be all elementary school students in Koronadal City.
targeted
The ______ unit refers to the smallest individual unit or element within the targeted population that is of interest to the researcher.
elementary
Study Notes
Psychological Statistics Review
Sampling and Sampling Methods
- Sampling refers to the process of selecting a portion of the population to study, rather than examining the entire population.
- A sample is chosen to represent the broader population accurately, allowing researchers to make inferences about the population as a whole.
- Sampling can provide reliable and valid findings by ensuring the selected portion of the population accurately represents the broader population.
Reliability and Validity in Research
- Reliability refers to the repeatability, stability, and consistency in research findings, ensuring results are replicable under similar conditions.
- Validity refers to the extent to which a study accurately measures or assesses what it claims to measure.
Complete Enumeration (Census) v.s Sampling
- Census refers to the complete enumeration or collection of data from every member of the population being studied.
- Census offers higher reliability compared to sampling, but is less practical for large populations.
- Sampling is more economical, requires less time, and allows for a wider scope of study.
Benefits of Sampling
- Sampling is more economical due to reduced resource requirements.
- Sampling requires less time to accomplish, facilitating quicker data collection and analysis.
- Sampling allows for a wider scope of study by capturing diverse segments of the population.
- Results of studies based on a sample can be more accurate when proper sampling techniques are employed.
Targeted Population v.s Sample Population
- Targeted Population refers to the entire group of individuals to which a study's findings are intended to be applied or generalized.
- Sample Population consists of the subset of individuals selected from the targeted population to participate in the study.
Elementary Unit v.s Sampling Unit
- Elementary Unit refers to the smallest individual unit or element within the targeted population that is of interest to the researcher.
- Sampling Unit refers to the specific units or entities that are selected from the targeted population.
Prepare for the 2nd trinal examination in Psychological Statistics with this comprehensive review. Learn key tips for Sir Mark Onia's exam, including strategies for multiple-choice questions and analytical/situational test items. Be ready for potential appearance of previous exam questions.
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