Statistical Displays flashcards
24 practice cards drawn from the Statistical Displays lessons. Tap a card to turn it over. Every answer is checked against the lesson it came from.
Read the Statistical Displays lessons in full →
Is "shoe size" a category or a measurement?
measurement
from “Categorical and Numerical Data”
Is "eye color" a category or a measurement?
category
from “Categorical and Numerical Data”
Which bar is tallest?
green
from “Bar Charts”
A pie is cut into 4 equal slices and 2 are shaded. What angle do they cover?
180°
from “Pie Charts”
A pie is cut into 5 equal slices and 1 are shaded. What angle do they cover?
72°
from “Pie Charts”
How many children were tested in all?
8
from “Dot Diagrams”
How many children scored 5?
1
from “Dot Diagrams”
How many children were tested in all?
25
from “Vertical Line Charts”
How many children scored 21?
4
from “Vertical Line Charts”
Five values are plotted. What is the median?
43
from “Stem and Leaf”
The stem is 2 and the leaf is 5. What is the value?
25
from “Stem and Leaf”
Which interval holds a score of 53?
50-59
from “Tally and Frequency Tables”
Which number of goals has a frequency of 3?
2
from “Tally and Frequency Tables”
How many girls walk?
7
from “Two-Way Tables”
How many girls are there in all?
11
from “Two-Way Tables”
How many bus riders were on time?
25
from “Frequency Trees”
How many were late in all?
17
from “Frequency Trees”
Which interval holds the most?
10-20
from “Histograms”
A bar has frequency density 6 over a width of 2. What frequency does it hold?
12
from “Frequency Density”
A bar has frequency density 10 over a width of 5. What frequency does it hold?
50
from “Frequency Density”
One display that groups the marks yet keeps every exact value. Which?
A stem-and-leaf diagram
from “Choosing a Chart”
One chart to compare their sizes at a glance. Which?
A bar chart
from “Choosing a Chart”
A bar chart starts its scale at 30 instead of 0. What does that do?
exaggerates the differences
from “Misleading Graphs”
A bar chart starts its scale at 40 instead of 0. What does that do?
exaggerates the differences
from “Misleading Graphs”