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Questions and Answers
Before any statistical analysis, the crucial first step involves ascertaining whether the given data represents a parameter or a statistic.
Before any statistical analysis, the crucial first step involves ascertaining whether the given data represents a parameter or a statistic.
False (B)
A sample encompasses all items of interest, typically denoted by 'n'.
A sample encompasses all items of interest, typically denoted by 'n'.
False (B)
Values calculated from a sample are referred to as parameters, offering insights into the broader population.
Values calculated from a sample are referred to as parameters, offering insights into the broader population.
False (B)
Defining and observing populations in real-world scenarios is generally straightforward and uncomplicated.
Defining and observing populations in real-world scenarios is generally straightforward and uncomplicated.
Samples are often used due to their ease of accessibility, lower time investment, and reduced costs compared to studying an entire population.
Samples are often used due to their ease of accessibility, lower time investment, and reduced costs compared to studying an entire population.
A sample of students exclusively from the NYU canteen provides a highly representative view of the views and demographics of the entire university student body.
A sample of students exclusively from the NYU canteen provides a highly representative view of the views and demographics of the entire university student body.
In a truly random sample, every member of the population possesses an unequal chance of being selected.
In a truly random sample, every member of the population possesses an unequal chance of being selected.
A representative sample accurately mirrors the traits and characteristics of the entire population from which it is drawn.
A representative sample accurately mirrors the traits and characteristics of the entire population from which it is drawn.
Selecting individuals in a haphazard way from the student database would likely compromise the randomness and representativeness of the sample.
Selecting individuals in a haphazard way from the student database would likely compromise the randomness and representativeness of the sample.
Due to their sensitivity to incomplete data, statistical tests are rendered ineffective even by minor sampling errors.
Due to their sensitivity to incomplete data, statistical tests are rendered ineffective even by minor sampling errors.
Flashcards
Population
Population
All items of interest in a study, denoted by N. Values are called parameters.
Sample
Sample
A subset of the population, denoted by n. Values obtained are called statistics.
Random Sample
Random Sample
Each member of the population has an equal chance of being selected.
Representative Sample
Representative Sample
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NYU Student Population
NYU Student Population
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Advantages of Sampling
Advantages of Sampling
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