DESCRIPTIVE OR INFERENTIAL STATISTICS

Front

What is Descriptive Statistics?

Back

Descriptive statistics summarize and describe the main features of a dataset, providing simple summaries about the sample and the measures. Examples include mean, median, mode, and standard deviation.

Front

What is Inferential Statistics?

Back

Inferential statistics make inferences and predictions about a population based on a sample of data. It involves using data from a sample to draw conclusions about a larger population.

Front

What is the difference between Descriptive and Inferential Statistics?

Back

Descriptive statistics describe data, while inferential statistics use data to make predictions or inferences about a larger group.

Front

What is a sample in statistics?

Back

A sample is a subset of a population used to represent the entire group in statistical analysis.

Front

What is a population in statistics?

Back

A population is the entire group of individuals or instances about whom we hope to learn.

Front

What is a mean?

Back

The mean is the average of a set of numbers, calculated by adding all the values together and dividing by the number of values.

Front

What is a median?

Back

The median is the middle value in a list of numbers sorted in ascending or descending order.

Front

What is a mode?

Back

The mode is the value that appears most frequently in a data set.

Front

What is standard deviation?

Back

Standard deviation is a measure of the amount of variation or dispersion in a set of values.

Front

What is a confidence interval?

Back

A confidence interval is a range of values, derived from a data set, that is likely to contain the value of an unknown population parameter.