Displaying Data Question 1a What does 30 represent on the box plot Question 1b What does 78 represent on the box plot Question 1c What does 105 represent on the box plot Question 2a What is the interquartile range of this box plot ID: 678708
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Slide1
Unit 6 Review
Measures of Central Tendency, Measures of Variation
Displaying DataSlide2
Question 1a
What does 30 represent on the box plot? Slide3
Question 1b
What does 78 represent on the box plot? Slide4
Question 1c
What does 105 represent on the box plot? Slide5
Question 2a
What is the interquartile range of this box plot? Slide6
Question 2b
What is the interquartile range of this box plot? Slide7
Question 2c
What is the interquartile range of this box plot? Slide8
Question 3a
Which of the following is a statistical question?
How old are you?
How old are the students who came to the Snow Ball?
How many boys are in Dr. Brantley’s 3
rd
period class?
What is your homeroom number?Slide9
Question 3b
Which of the following is NOT a statistical question?
How old are you?
How old are the students who came to the Snow Ball?
How many hours per week does each student in Dr. Brantley’s math classes study?
How much wood would a woodchuck chuck if a woodchuck could chuck wood? Slide10
Question 3c
Which of the following is a statistical question?
How old is your hamster?
How many books are in Dr. Brantley’s classroom?
What is the sum of the digits of your phone number?
How old are the teachers at SEMS?Slide11
Question 4a
How many students took this test?Slide12
Question 4b
How many students scored less than 71?Slide13
Question 4c
How many students scored higher than 80?Slide14
Question 5a
How many people stayed in the hotel?Slide15
Question 5b
Which age had the most people staying in the hotel?Slide16
Question 5c
How many people who stayed in the hotel are older than 30? Slide17
Question 6a
The mean for the data in the dot plot is 2.86 and the median is 3. What statement best describes the data?
Most students have 3 children in their family.
There are two modes in this set of data.
The data is clustered around 1, 4 and 5.
There is a gap in the data.
Slide18
Question 6b
The mean for the data in the dot plot is 1.73 and the median is 2. What statement best describes the data?
Most students have 2 or fewer brothers and sisters.
There are two modes in this set of data.
The data is clustered around 0 and 1.
There is a gap in the data.
Slide19
Question 6c
The mean for the data in the dot plot is 61.76 and the median is 70. What statement best describes the data?
Most students have did not pass this test (HINT: passing is 70 or higher).
There are two modes in this set of data.
The data is clustered around 70 and 80.
There is a gap in the data.
Slide20
Question 7a
What is the median of this set of data? Slide21
Question 7b
What is the median of this set of data? Slide22
Question 7c
What is the median of this set of data? Slide23
Question 8a
What is NOT true about the data in this dot plot?
The median is 2 children.
There are two modes.
The data is clustered around 2 children and 3 children.
The middle of the data is 4 children.Slide24
Question 8b
What is NOT true about the data in the dot plot?
The range is 4.
There are two modes.
The data is clustered from 6-7.
The middle of the data is
6.5.Slide25
Question 8c
What is NOT true about the data in the dot plot?
The range is 90.
The mode is 30.
The data is clustered from 15-35.
The middle of the data is
30.Slide26
Question 9a
Which of the following in NOT a statistical question?
What is the temperature today in Guyton, GA?
What is the average height of 6
th
graders in Dr. Brantley’s math classes?
How many hours a week do 6
th
graders study?
How many hours a week do 6
th
graders play video games? Slide27
Question 9b
Which of the following in NOT a statistical question?
How old are the students at SEMS?
How old are the math teachers at SEMS?
How old are the sixth grade teachers at SEMS?
How old is Dr. Brantley? Slide28
Question 9c
Which of the following in NOT a statistical question?
How many days a week do students at SEMS exercise?
How many days a week are students at SEMS absent?
On average, many people in the United States have own a car?
Do you like math? Slide29
Question 10a
Students who scored over 70 passed the test. How many students passed this test? Slide30
Question 10b
Students who scored less than 71 did not pass this test. How many students did NOT pass this test? Slide31
Question 10c
Students who scored more that 80 got 15 extra minutes incentive time. How may students get extra incentive time? Slide32
Question 11a
What is the mean of this set of data?
3
7
10
11
12
13
6
5
4
8
9Slide33
Question 11b
What is the mean of this set of data?
3
7
10
11
12
13
6
5
4
8
9Slide34
Question 11c
What is the mean of this set of data?
3
7
10
11
12
13
6
5
4
8
9Slide35
Question 12a
How many students have bedtimes before 9:00? Slide36
Question 12b
How many students participated in the survey? Slide37
Question 12c
How many students have bedtimes after 9:30? Slide38
Question 13a-Constructed Response practice
Use the box and whisker plot to answer the
following questions:
1) What is the interquartile range of
each graph?
2) What is the significance of 25 for
Angela and 32 for Carl?
3) What conclusions can be drawn from the
plots? In other words, how do Angela’s
and Carl’s sales compare? Explain. Slide39
Question 13b-Constructed Response practice
Use the box and whisker plot to answer the
following questions:
1) What is the interquartile range of
each graph?
2) What is the significance of 57 for
females and 70 for males?
3) What conclusions can be drawn from the
plots? In other words, how do the weights
of males and females compare? Explain. Slide40
Question 13c-Constructed Response practice
Use the box and whisker plot to answer the following questions:
1) What is the interquartile range of each graph?
2) What is the significance of 95 for Bookstore A and 90 for Bookstore B?
3) What conclusions can be drawn from the plots? In other words, how do
the prices of Bookstore A and Bookstore
B compare?
Explain.