Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
16 Cards in this Set
- Front
- Back
|
List two ways to graphically represent qualitative data.
|
Bar graph
Pie chart |
|
|
What is on the vertical axis of a bar graph?
|
Frequency
|
|
|
What is on the horizontal axis of a bar graph?
|
The CATEGORY (ex. donut variety)
|
|
|
What is a class?
|
It is each row in a table or chart
|
|
|
Give an example of class limits.
|
801 to 1000
|
|
|
What are class boundaries?
|
The midpoint of the previous class limits as compared to the current class limits.
|
|
|
Give an example of class boundaries.
|
800.5 – 1000.5
|
|
|
What is a class width?
|
It is the space in between the class boundaries.
|
|
|
Give an example of a class width.
|
800.5 – 1000.5 have the class width of 200.
|
|
|
Does a histogram have spaces in between the bars?
|
No
|
|
|
What is marked on the vertical axis of a histogram?
|
Frequencies
Relative frequencies Percentages |
|
|
What is marked on the horizontal axis of a histogram?
|
The CLASS LIMITS and CATEGORY (ex. iPods Sold)
|
|
|
Name the four histogram shapes.
|
Symmetric
Right Scewed Left Scewed Uniform |
|
|
What is a graph that is formed by joining the midpoints of the tops of successive bars in a histogram with straight lines called?
|
A polygon
|
|
|
Cumulative frequency distribution is the sequential sum of . . .
|
. . . all the frequencies in a table.
|
|
|
Give the stem-and-leaf for the following data set:
75, 79, 71, 72, 76, 79, 77, 71, 72 |
7 | 5, 9, 1, 2, 6, 9, 7, 1, 2
|
