Statistics Vocabulary Review

Front

What is a dot plot?

Back

A type of graph that displays data points as dots above a number line, making it easy to identify the mode.

Front

How do you find the median of a data set?

Back

You must put the numbers in order from least to greatest first, then find the middle number.

Front

What is biased sampling?

Back

A sampling method where the sample is not representative of the larger population, favoring one or more parts.

Front

What is a random sample?

Back

A sample where every element in the population has an equal chance of being selected.

Front

What does population mean in statistics?

Back

The entire group you want to know something about.

Front

What is a sample in statistics?

Back

A subset of the population used to represent the whole.

Front

What is the mode in a data set?

Back

The number that appears most frequently in the data set.

Front

What is the mean?

Back

The average of a data set, calculated by adding all numbers and dividing by the count.

Front

What is a box plot?

Back

A graphical representation that shows the distribution of a data set based on a five-number summary.

Front

What is a stem-and-leaf plot?

Back

A method of displaying quantitative data in a graphical format, similar to a histogram.