Data Vocabulary Quiz 1

What is the Mean/Average?

• The “middle” of a sorted list of numbers

• a calculated “central” value of a set of numbers

• The number which appears most often in a set of numbers

• The difference between the lowest and highest values

What is the median?

• The “middle” of a sorted list of numbers

• a calculated “central” value of a set of numbers

• The number which appears most often in a set of numbers

• The difference between the lowest and highest values

What is the mode?

• The “middle” of a sorted list of numbers

• a calculated “central” value of a set of numbers

• The number which appears most often in a set of numbers

• The difference between the lowest and highest values

What is the range?

• The “middle” of a sorted list of numbers

• a calculated “central” value of a set of numbers

• The number which appears most often in a set of numbers

• The difference between the lowest and highest values

What is Interquartile range (IQR)?

• The range from Quartile 1 to Quartile 3

• a graphical display of data using dots

• The values that divide a list of numbers into quarters

• a special table where each data value is split into a “stem” (the first digit or digits) and a “leaf” (usually the last digit)

What is a Stem-and-leaf plot?

• The range from Quartile 1 to Quartile 3

• a graphical display of data using dots

• The values that divide a list of numbers into quarters

• a special table where each data value is split into a “stem” (the first digit or digits) and a “leaf” (usually the last digit)

What is a dot plot?

• The range from Quartile 1 to Quartile 3

• a graphical display of data using dots

• The values that divide a list of numbers into quarters

• a special table where each data value is split into a “stem” (the first digit or digits) and a “leaf” (usually the last digit)

What is a quartile?

• The range from Quartile 1 to Quartile 3

• a graphical display of data using dots

• The values that divide a list of numbers into quarters

• a special table where each data value is split into a “stem” (the first digit or digits) and a “leaf” (usually the last digit)

What is a box plot?

• A special type of diagram showing Quartiles 1, 2, and 3 in a box, with lines extending to the lowest and highest values

• a graphical display of data using dots

• a graphical display where the data is grouped into ranges (such as “100 to 149”, “150 to 199”, etc), and then plotted as bars

• a special table where each data value is split into a “stem” (the first digit or digits) and a “leaf” (usually the last digit)

What is a histogram?

• A special type of diagram showing Quartiles 1, 2, and 3 in a box, with lines extending to the lowest and highest values

• a graphical display of data using dots

• a graphical display where the data is grouped into ranges and then plotted as bars

• a special table where each data value is split into a “stem” (the first digit or digits) and a “leaf” (usually the last digit)