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WorksheetsAubry in Dallas big unit 6 review
Total questions: 75
Worksheet time: 3hrs 5mins
Name
Class
Date
1.
Which box and whisker plot has an upper extreme of 100?
a)
Plot 1
b)
Plot 2
c)
Plot 3
d)
Plot 4
2.
Which plot has a median of 50?
a)
Plot 1
b)
Plot 2
c)
Plot 3
d)
Plot 4
3.
Which class has a higher median?
a)
1st Period
b)
2nd Period
4.
Which class has the highest test score?
a)
1st Period
b)
2nd Period
5.
Which class has a higher IQR?
a)
1st Period
b)
2nd Period
6.
What is the upper quartile value?
a)
20
b)
30
c)
65
d)
70
e)
95
7.
What is the lower quartile value?
a)
20
b)
30
c)
65
d)
70
e)
95
8.
What is the inter-quartile range (IQR)?
a)
30
b)
40
c)
75
d)
80
9.
a)
A. 8
b)
B. 12
c)
C. 15
d)
D. 19
10.
a)
A. 6 & 8
b)
B. 6 & 19
c)
C. 8 & 15
d)
D. 15 & 19
11.
a)
A. 6 & 8
b)
B. 6 & 19
c)
C. 8 & 15
d)
D. 15 & 19
12.
a)
A. 6
b)
B. 12
c)
C. 13
d)
D. 19
13.
What is the MEDIAN of this data
a)
95
b)
90
c)
100
d)
40
14.
What is the RANGE of this data
a)
40
b)
95
c)
90
d)
100
15.
What is the MODE of this data?
a)
100
b)
20
c)
80, 85, and 90
d)
none
16.
What is the MEAN for this data?
a)
80
b)
1040
c)
13
d)
81
17.
Which city has a higher median?
a)
Millersburg
b)
Arcadia
18.
What percent does each of the 4 sections contain on a box and whisker plot?
a)
25%
b)
50%
c)
75%
d)
100%
19.
9. What was the maximum amount someone spent on groceries?
a)
40
b)
60
c)
140
d)
150
20.
Which interval shows the greatest number of pets?
a)
15-19
b)
0-4
c)
5-9
d)
10-14
21.
Neal is going to buy an automobile and needs to spends less than $35,000 in order to afford the monthly payment. Looking at the histogram, how many automobiles does Neal have to choose from?
a)
105
b)
35
c)
20
d)
125
22.
How many cities have temperatures between 70 degrees and 99 degrees?
a)
44
b)
34
c)
26
d)
62
23.
How many people watched more than 6 hours of TV?
a)
10
b)
5
c)
20
d)
17
24.
Which interval has 400 employees?
a)
33-43
b)
0-10
c)
77-87
d)
66-76
25.
Which interval has the greatest number of employees?
a)
11-21
b)
33-43
c)
77-87
d)
44-54
26.
How many employees have a salary less than $22,000?
a)
50
b)
350
c)
0
d)
10
27.
How many students scored between a 86 and a 90?
a)
1
b)
3
c)
6
d)
10
28.
How many students are between 48 and 51 inches tall?
a)
14
b)
8
c)
2
d)
0
29.
How many people watched less than 11 hours of TV last week?
a)
48
b)
90
c)
20
d)
65
30.
Which interval shows the greatest number of pets?
a)
15-19
b)
0-4
c)
5-9
d)
10-14
31.
What was the day with the least amount of cars sold?
a)
Monday
b)
Tuesday
c)
Wednesday
d)
Thursday
32.
How many students had more than 6 candy bars?
a)
5
b)
2
c)
3
d)
1
33.
How many ladies from age 40-50 visited the library?
a)
8
b)
6
c)
7
d)
9
34.
Describe the shape of the data in the histogram.
a)
Left Skewed
b)
Symmetrical
c)
Right Skewed
35.
How many people arrived between 9:00 and 10:59 PM?
a)
7
b)
11
c)
14
d)
18
36.
How many babies weighed between seven and eight pounds at birth?
a)
8
b)
22
c)
30
37.
Which type of graph displays data in consecutive and equivalent intervals?
a)
Histogram
b)
Line Plot
c)
Venn Diagram
d)
Circle graph
38.
The height of all the students in Ms. Long's class are recorded in the table. Where would the median fall?
a)
60-65
b)
50-54
c)
40-44
d)
55-59
39.
What is incorrect about the following histogram?
a)
The intervals are too small
b)
The intervals overlap
c)
The graph does not start at 0
d)
The axes are not labeled.
40.
How many students have 0 Brothers and Sisters?
a)
6 students
b)
0 students
c)
12 students
d)
10 students
41.
2. Which of the following best describes the process of finding the interquartile range for a set of data?
a)
ADD the biggest and smallest numbers
b)
Place the number in order from least to greatest then find the middle.
c)
Find the difference between the Maximum and the Minimum.
d)
Subtract Q3 from Q1
42.
What is the median of the data set?
9, 7, 2, 4, 3, 5, 9, 6, 8, 0, 3, 8
9, 7, 2, 4, 3, 5, 9, 6, 8, 0, 3, 8
a)
6
b)
7
c)
5.5
d)
9
43.
Another name for the "mean"
a)
Middle number
b)
Average
c)
Number that repeats the most
d)
Rude
44.
What is the mean of the data set:
8.9, 9.4, 8.6, 9.1
8.9, 9.4, 8.6, 9.1
a)
8.5
b)
8.9
c)
9
d)
9.1
45.
What is the first thing you should do before finding the median or the mode?
a)
Start crossing numbers off
b)
Put numbers in order from least to greatest
c)
List the numbers how they are
d)
Look for repeats
46.
How do you find the average of a data set?
a)
Add them all up and divide by how many numbers there are
b)
List in order from least to greatest
c)
Add the numbers and subtract the largest number
d)
Find the repeated numbers
47.
Identify the outlier of the data set:
22, 32, 26, 31, 2, 33, 27
22, 32, 26, 31, 2, 33, 27
a)
32
b)
31
c)
2
d)
22
48.
Find the median of the data set:
18, 19, 17, 14, 20, 20, 15, 21
18, 19, 17, 14, 20, 20, 15, 21
a)
17
b)
18.5
c)
20
d)
14
49.
Find the mean of the data set:
34, 57, 58, 56, 21
34, 57, 58, 56, 21
a)
45.2
b)
56
c)
none
d)
48
50.
If my data set had an outlier that was quite a bit more than the other numbers in my data set, what would it do to my average
a)
leave it the same
b)
increase the average
c)
decrease the average
51.
The prices at several different stores for a pair of shoes are shown below.
$78, $79, $81, $82, $83
Two days later, another store has the same shoes on sale for $65. How does the new price affect the data?
$78, $79, $81, $82, $83
Two days later, another store has the same shoes on sale for $65. How does the new price affect the data?
a)
Only the range was affected.
b)
The median increased, and the range increased.
c)
The mean increased, and the range increased.
d)
The mean decreased and the range increased.
52.
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 distribution of the data?
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the distribution of the data?
a)
The mean will decrease
b)
The median will decrease
c)
The mean will increase
d)
The median will increase
53.
Gabriella’s quiz grades are shown below.
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?
a)
The low score causes the median to increase.
b)
The low score causes the median to decrease.
c)
The low score causes the mean to increase.
d)
The low score causes the mean to decrease.
54.
Given the following data set
6, 9, 12, 14, 7, 9, 6, 8, 25, 12, 14
What is the mean of the data set without the outlier(s)?
6, 9, 12, 14, 7, 9, 6, 8, 25, 12, 14
What is the mean of the data set without the outlier(s)?
a)
9.2
b)
9.7
c)
11.1
d)
12.4
55.
If 20 is added to the data set below, which statement will be true?
50, 55, 55, 60, 62
50, 55, 55, 60, 62
a)
The median will be 20
b)
The mode will increase
c)
The mean will increase
d)
The mean will decrease
56.
The data below represent the ages of several people in a class.What effect does Mr. Smith’s age have on the data set?
a)
Mr. Smith’s age increases the mode of the data.
b)
Mr. Smith’s age decreases the mean of the data.
c)
Mr. Smith’s age increases the mean of the data.
d)
Mr. Smith’s age increases the median of the data.
57.
A data set is shown below.
56, 64, 73, 59, 98, 65, 59
If the outlier is removed from the data set, which measure of central tendency will be least affected?
56, 64, 73, 59, 98, 65, 59
If the outlier is removed from the data set, which measure of central tendency will be least affected?
a)
range
b)
mode
c)
median
d)
mean
58.
Jacob recorded the ages of the people at a picnic. The data set is listed below.
12, 12, 14, 15, 16, 20, 24, 28, 32, 35, 36
What effect does the arrival of Jacob’s 72-year old grandfather have on the difference between the mean and the median ages of people at the picnic?
12, 12, 14, 15, 16, 20, 24, 28, 32, 35, 36
What effect does the arrival of Jacob’s 72-year old grandfather have on the difference between the mean and the median ages of people at the picnic?
a)
The difference increases by about 2.1.
b)
The difference increases by about 3.3
c)
The difference increases by about 4.1
d)
The difference increases by about 4.3
59.
The hourly salaries of the workers at a restaurant are shown below.
$7.75, $8.50, $7.25, $9.00, $30.00, $8.25, $7.75, $9.00
Which statement is true?
$7.75, $8.50, $7.25, $9.00, $30.00, $8.25, $7.75, $9.00
Which statement is true?
a)
The worker who earns $7.25 an hour causes the mean to be a better representation of the typical salary than the median.
b)
The worker who earns $7.25 an hour causes the median to be a better representation of typical salary than the mean.
c)
The worker who earns $30.00 an hour causes the mean to be a better representation of the typical salary than the median.
d)
The worker who earns $30.00 an hour causes the median to be a better representation of the typical salary than the mean.
60.
A data set contains only one outlier. Which statistical measure will most likely remain the same if the outlier is removed?
a)
Mean
b)
Mode
c)
Range
d)
Standard deviation
61.
a)
only 2nd period is symmetric
b)
both plots are symmetric
c)
5th period is bimodal
d)
2nd period's center is higher than 5th period
62.
Describe the shape of the graph.
a)
Skewed right
b)
Skewed left
c)
Uniform
d)
Symmetrical
63.
Describe the histogram:
a)
Left Skewed
b)
Normal/Symmetrical
c)
Right Skewed
d)
Uniform/Flat
64.
A way to describe the shape of a data display that indicates most of the data is on one side of the display.
a)
symmetric
b)
unimodal
c)
skewed
d)
uniform
65.
Describing the shape of a data set that is a mirror image one both sides of the center point.
a)
symmetric
b)
unimodal
c)
skewed
d)
uniform
66.
Is the Cars dot plot skewed left or right?
a)
left
b)
right
67.
What is the shape of this data?
a)
symmetric
b)
skewed right
c)
skewed left
d)
uniform
68.
What is the shape of this bar graph?
a)
Skew right
b)
Skew left
c)
Symmetrical
d)
uniform
69.
What is the shape of this data?
a)
uniform
b)
skewed left
c)
skewed right
d)
symmetric
70.
How would you describe this distribution?
a)
Left skewed
b)
Uniform
c)
Right Skewed
d)
Symmetrical
71.
What is the overall shape of the graph?
a)
Approximately Symmetrical
b)
Skewed left
c)
Skewed right
72.
Describe the shape of the graph.
a)
Skewed right
b)
Skewed left
c)
Uniform
d)
Symmetrical
73.
A data set can have more than one median?
a)
True
b)
False
74.
a)
skewed left
b)
skewed right
c)
symmetrical
75.
What is the interquartile range?
a)
4
b)
6
c)
2
d)
8
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