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WorksheetsChapter 12 Data Displays & Measures of Center Review
Total questions: 47
Worksheet time: 3hrs 2mins
You ask people in an airport, "How many states have you visited?"
You ask all 6th graders in your school, "How many hours of television did you watch this week?"
Is the following question statistical or non statistical?
How many students in our school prefer chocolate chip over oatmeal raisin?
Statistical
Non Statistical
What kind of question is this:
"How many video games does each 6th grader have?"
Not a statistical question - No variability in data
Statistical question - There is variability in data
What kind of question is this:
"How old are the animals in the zoo?"
Not a statistical question - No variability in data
Statistical question - There is variability in data
How many students spent 7 hours doing homework that week?
1
5
3
6
The dot plot below shows the points scored by players in a basketball game.
What is the difference between the number of players who scored fewer than 4 points and the number of players who scored more than 4 points?
4 players
13 players
10 players
15 players
Students pushed toy cars to see how far they could roll. The table shows the number of cars that rolled different distances.
Which dot plot represents the data in the table?
Students pushed toy cars to see how far they could roll. The table shows the number of cars that rolled different distances.
Which dot plot represents the data in the table?
How many kids have dogs and cats for pets?
How many students sent more than 29 text messages?
45
25
95
199
Find the balance point of the following data set:
{2, 5, 8, 12, 12, 15}
(a)
What is the balance point from the given set of data?
4
5
6
7
1) What is the balance point for this data set?
2
3
4
5
2, 57, 38, 42, 6
Calculate the mean.
16, 5, 7, 12
9
6
12
10
Find the mean of the numbers below:
4, 9, 7, 10, 5
5
6
7
8
Find the mean of the numbers below:
20, 30, 24, 32
26.5
27.5
27
27.5
Find the mean of the numbers below:
2, 8, 6, 3, 12, 7, 4
5
6
7
8
Is this a statistical question: How many emails do you send each each day?
Yes
No
Find the median for the set of numbers:
17, 24, 8, 19, 6, 34, 10, 28, 48, 12
17
19
18
20
Find the median for the set of numbers:
85, 42, 64, 71, 39, 56, 26
71
42
56
60
Find the median for the set of numbers:
23, 37, 11, 58, 13, 45
30
23
37
28
Jack'd Science book has ten chapters. The numbers of pages in each chapter is given below. What is the median?
25, 11, 9, 18, 21, 24, 16, 13, 30, 12
(a)
At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the MODE.
12,10,10,10,13,12,11,13,10
10
12
10 and 12
No Mode
What is the mode of the following data set?
5, 7, 7, 8, 12 , 12, 5, 6, 13, 12
5
7
12
no mode
3, 3, 4, 6, 9 - What is the mode?
3
4
6
9
What is the mode of this data set?
325, 400, 350, 400, 300, 250
400
300
325
250
The data set below has an outlier of 42.
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the data?
The mean will decrease
The median will decrease
The mean will increase
The median will increase
6, 9, 12, 14, 7, 9, 6, 8, 25, 12, 14
What is the mean of the data set without the outlier(s)?
What is the RANGE of her test scores?
23, 34, 27, 7, 30, 26, 28, 31, 34
