Random Sampling

Front

What is random sampling?

Back

Random sampling is a technique used to select a subset of individuals from a larger population, where each individual has an equal chance of being chosen.

Tags

CCSS.HSS.IC.B.3

Front

Why is random sampling important?

Back

Random sampling is important because it helps to eliminate bias in the selection process, ensuring that the sample accurately represents the population.

Tags

CCSS.HSS.IC.B.3

Front

What is a biased sample?

Back

A biased sample is one that does not accurately reflect the characteristics of the population from which it is drawn, leading to skewed results.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the difference between a random sample and a convenience sample?

Back

A random sample is selected using a method that gives all individuals an equal chance of being chosen, while a convenience sample is selected based on ease of access, which may introduce bias.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is stratified sampling?

Back

Stratified sampling is a method where the population is divided into subgroups (strata) and random samples are taken from each stratum to ensure representation.

Tags

CCSS.HSS.IC.B.3

Front

What is systematic sampling?

Back

Systematic sampling involves selecting every nth individual from a list or sequence, starting from a random point.

Tags

CCSS.HSS.IC.B.3

Front

What is the purpose of conducting a survey?

Back

The purpose of conducting a survey is to gather information or opinions from a group of people to understand trends, preferences, or behaviors.

Front

What is a sample size?

Back

Sample size refers to the number of individuals included in a sample, which can affect the reliability and validity of survey results.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the significance of selecting a representative sample?

Back

Selecting a representative sample is crucial because it ensures that the findings of the survey can be generalized to the larger population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the role of randomness in sampling?

Back

Randomness in sampling helps to ensure that every individual has an equal chance of being selected, reducing the risk of bias.

Tags

CCSS.HSS.IC.B.3