Atlas Review - Statistics

Front

What percent does each of the 4 sections contain on a box and whisker plot?

Back

25%

Front

How many people have two or less books in their desk?

Back

5

Front

Which interval has the highest frequency?

Back

3-4 Books

Front

What percentage of the data is between 90 and 140?

Back

50%

Front

What is the interquartile range (IQR)?

Back

4

Front

What is a box and whisker plot used for?

Back

To display the distribution of a dataset and identify quartiles.

Front

Define 'quartile'.

Back

A quartile is a type of quantile that divides a dataset into four equal parts.

Front

What does the term 'frequency' mean in statistics?

Back

Frequency refers to the number of times a particular value or range of values occurs in a dataset.

Front

What is the purpose of the interquartile range (IQR)?

Back

The IQR measures the spread of the middle 50% of a dataset, indicating variability.

Front

How do you calculate the median of a dataset?

Back

The median is the middle value when the data is ordered from least to greatest.