Types of Data
Does the following question require qualitative or quantitative data?
How are you feeling, knowing that the first day of school is tomorrow?
Qualitative
Which graph is good for displaying data with categories at one time.
A graph not starting at 0 for it's Y-axis is a sign it is bias.
True
Does the following question require qualitative or quantitative data?
How long does it take you to get to school in the morning?
Quantitative
Which graph is useful for tracking data over time.
Line graph
When you take away the outlier it will usually change the mode of a data set.
False
should this data be collected from a primary source or a secondary source?
The annual rainfall for a local city
Secondary
What type of graph uses intervals to show data?
Histogram
To show the heights of basketball players on one team, a line graph would be the most appropriate.
False - Bar graph
For the scenario below answer...
Are the data qualitative or quantitative? Are the data discrete or continuous? Are the data primary or secondary?
Ellen wanted to find out how the wolf population in Algonquin Park has changed over the past 10 years.
The data are quantitative, discrete, and secondary.
What graph is used to show percent's of a whole group that was surveyed.
Circle graph
To find the sector angle for a circle graph, you must multiply your decimals in your frequency table by 180.
False
For the scenario below answer...
Are the data qualitative or quantitative? Are the data discrete or continuous? Are the data primary or secondary?
Ryan wanted to find out the average height of Grade 7 students so they measured the height of every student in their class.
The data are quantitative, continuous, and primary.
Which graph would be useful to show the heights of all basketball players from a league.
Histogram
To measure the size of a Great Danes growth, it is best to use a histogram.
False - Line graph