population inferences

Front

What is a population in statistics?

Back

A population is the entire group of individuals or items that we want to learn about.

Front

What is a sample in statistics?

Back

A sample is a subset of the population that is selected for analysis.

Front

How do you calculate the expected number of individuals in a population based on a sample?

Back

Front

What is probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1.

Front

How do you find the probability of an event?

Back

Front

What is a representative sample?

Back

A representative sample accurately reflects the characteristics of the population from which it is drawn.

Front

What is the difference between qualitative and quantitative data?

Back

Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

Front

What is a survey in statistics?

Back

A survey is a method of collecting data by asking questions to a group of people.

Front

What does it mean to conduct a random sample?

Back

A random sample means that every individual in the population has an equal chance of being selected.

Front

What is the importance of sample size in statistics?

Back

A larger sample size generally leads to more accurate and reliable results.