Data Types
•Is 'favorite color' qualitative or quantitative?
•Qualitative
•What does a frequency table show?
•How often data values occur
•Which graph shows parts of a whole?
•Pie chart
•What is the mean also called?
•Average
•How do you find the range?
•Highest value minus lowest value
•Is the number of pets qualitative or quantitative?
•Quantitative
•If 5 appears 3 times, what is its frequency?
3
•Which graph uses bars touching each other?
•Histogram
•Which measure is the middle number?
•Median
What is the range in this data set?
12, 67, 33, 11, 25, 48, 52
56
•True or False: Height in inches is qualitative.
•False – it is quantitative
•Which tool organizes data using tally marks?
•Frequency table
•Which plot uses dots to show frequency?
•Dot plot
•Which measure appears most often?
•Mode
•Which graph would you use to show age groups?
•Histogram or bar graph
•Which type of data describes categories?
•Qualitative
•What do you call the total number of data values?
•The total (or sum of frequencies)
•Which plot lists data by place value?
•Stem-and-leaf plot
•If numbers are added and divided, what is found?
•Mean
•Which display shows data spread clearly?
•Dot plot or histogram
•Which type of data is numeric?
•Quantitative
•Frequency tables help prepare which graphs?
•Bar graphs, histograms, dot plots
•Which graph is best for categorical data?
•Bar graph or pie chart
•Which measure is affected most by outliers?
•Mean
•True or False: Dot plots show frequency.
True