Unit 10 Vocabulary: Data and Statistics

data that can be measured in number form

• statistical

• categorical

• numerical

• non-statistical

data that is sorted into groups or categories

• statistical

• categorical

• numerical

• non-statistical

a question that has multiple possible answers and is asked to more than one person

• statistical

• categorical

• numerical

• non-statistical

the average; divide the sum of the data values by the number of data values

• mean

• median

• mode

• range

order the values from least to greatest and find the middle number

• mean

• median

• mode

• range

the most frequent number in a set of data

• mean

• median

• mode

• range

the difference between the largest and smallest pieces of data

• mean

• median

• mode

• range

a plot that is used to compare the number of times values occur in a set of data (or frequency)

• dot plot

• box plot

• histogram

• bar graph

a graph that measures the spread (or range) of data

• dot plot

• box plot

• histogram

• bar graph

a graph that displays numerical data in ranges

• dot plot

• box plot

• histogram

• bar graph