chapter review trashketball!!!!!!. you want to make a stem-and-leaf of the data values 48, 44, 36,...
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You want to make a stem-and-leaf of the data values 48, 44, 36, 31, 25. What numbers would you use as the stems?
a) 2, 3, and 4 or b) 8, 4, 6, 1, and 5
What are two ways we can represent 4 | 6 from a stem and leaf plot?
4 | 6 = _______ 4 | 6 = ______46 4.6
Make a stem-and-leaf plot with the given data.
10, 12, 15, 14, 20, 22, 27, 31, 36
1
2
3
0 2 4 5
0 2 7
1 6
Key1| 0 = 10
Which value is the upper extreme for the data?
19, 14, 25, 12
_______________25
Upper Extreme is the highest number!
Which value is the lower extreme for the data?
13, 6, 27, 9
_____________6
Lower extreme is the lowest number!
What is the upper quartile and lower quartile and interquartile range?
UQ = ____ LQ = ____ IQR = ____71 31 40
Tell whether the data are numerical or categorical.
A study determined the preferred method of transportation by college students, such as car, airplane, train, or bus.
__________________Categorical
Tell whether the data are numerical or categorical.
A study was done to find the wingspans (in centimeters) of captured bald eagles.
_______________numerical
The table shows the results of a survey that asked students to name their favorite type of movie. Which is the best display to use to display the data?
Favorite Type of Movie
TypePercent
Drama16%
Comedy45%
Action28%
Sci-Fi8%
Other3%
Circle Graph!!!
A school newspaper is conducting a survey to predict who will win the next school election.
Identify the sampling method.
A. Self-selected B. Stratified C. Random
_______
If the school hung posters and announced if anyone wanted to vote to come to the cafeteria.
A
Is this question biased?
Are you willing to pay higher taxes so that the city can build a new shopping mall, even though the school needs a new building?
YES or NO
unfairly prejudiced for or against someone or something.Biased -
Is this question biased?
Don′t you agree that planting more shade trees will make our beautiful downtown area even better?
___________Yes
What happens when you have two medians left and you are finding your upper quartile and lower quartile?
Include the two medians in the UQ and LQ or disregard them?
________________________
When there are two medians left, you use them to find the UQ and LQ. When there is only one median left, you disregard it.