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Algebra 1 chapter 10 Unit test review/bonus

Total questions: 54

Worksheet time: 3hrs 37mins

Name
Class
Date
1.

Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?

a)

193

b)

127

c)

60

d)

66

2.
Find the median of these numbers:
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
3.
In order to find the median, the data must be sorted from least to greatest first.
a)
True
b)
False
4.
What is the range?
a)
average
b)
biggest-smallest
c)
the middle #
d)
# happening the most
5.
What is the mean?
a)
# happening the most
b)
the number in the middle
c)
biggest-smallest
d)
the average
6.
What is the median?
a)
biggest- smallest
b)
average
c)
the middle #
d)
# that happens the most
7.
What is the mode?
a)
# happening the most
b)
the average
c)
biggest - smallest
d)
the middle #
8.
To find the average of a set of numbers, add up all the items and divide by...
a)
2.
b)
The smallest number
c)
The largest number
d)
The number of items in the set.
9.
The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?
a)
99 was the highest score on the test.
b)
More students received a 94 than any other score
c)
No student scored below a 50
d)
A score of 91 was slightly below average.
10.

What is the range in gas mileage for cars?

a)

2

b)

3

c)

4

d)

6

11.

What is the median number of minutes read by the students?

a)

45

b)

40

c)

50

d)

55

12.
Find the MAD:
58, 38, 54, 48, 26, 36
a)
43
b)
20
c)
10
d)
12
13.

A newspaper asks its readers to call in and answer the following question, "Are young adults unprepared for college?" What type of sample is this?

a)

Convenience Sample

b)

Random Sample

c)

Voluntary Response Sample

d)

Call in sample

14.
1. A sample in which every person, object, or event has an equal chance of being selected.
a)
A. Random sample.
b)
B. Biased sample.
15.
3. A public library asked every 10th person who entered to name the type of book they were getting.
a)
A. Biased
b)
B. Unbiased
16.
4.  Carlos wants to know the favorite sport of people at his school so he asks his baseball team.
a)
A. Biased
b)
B. Unbiased
17.
6. Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?
a)
A. Thirty randomly selected students from her school
b)
B. Thirty students who are rarely tardy
c)
thirty of her friends
18.

What sampling method are you using if you survey every 5th person who enters the room.

a)

Convenience

b)

Systematic

c)

Simple Random

19.

A teacher splits her classes up by period. She then randomly picks 3 students from each period to do a survey.

a)

Stratified.

b)

Systematic

c)

Cluster

d)

Biased.

20.
Marianne wanted to know students' opinion on the new schedule at school. She places all students' names in a container and picks out 20 to survey. 
a)
Convenience Sampling
b)
Systematic Sampling
c)
Random Sampling
d)
Volunteer response
21.
A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.
She selects the first five who raise their hands.
a)
Systematic
b)
Convenience
c)
Voluntary Response
d)
Simple Random
22.
A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.
She selects the five closest to her desk.
a)
simple random
b)
Voluntary Response
c)
Convenience
d)
Systematic Random
23.

A teacher splits her classes up by period. She then randomly picks 3 students from each period to do a survey.

a)

Stratified.

b)

Systematic

c)

Cluster

d)

Biased.

24.
Farmer Joe's apple tree farm is set up in 100 rows.  He counts the number of apples produced on every 10th row to estimate the number apples produced on the whole farm.  This is _____________ sampling.  
a)
Random
b)
Stratified
c)
Voluntary-Response
d)
Systematic
25.

What type of Sampling?

An auto analyst is conducting a satisfaction survey, sampling from a list of 10,000 new car buyers. The list includes 2,500 Ford buyers, 2,500 GM buyers, 2,500 Honda buyers, and 2,500 Toyota buyers. The analyst selects a sample of 400 car buyers, by randomly sampling 100 buyers of each brand.

a)

Random

b)

Stratefied

c)

Systematic

d)

Cluster

26.

How many more children prefer playing cricket than netball?

a)

1

b)

7

c)

6

d)

5

27.

What sport is the most popular?et

a)

Cricket

b)

Rugby

c)

Football

d)

Cricket and netball

28.

35 children were asked if they prefer cats or dogs. The data is shown in the table. How many girls prefer dogs?

a)

Don't have enough information

b)

2

c)

23

d)

29

29.

The table shows incomplete info about customers' orders in a cafe. How many women visited the cafe in total?

a)

37

b)

15

c)

22

d)

12

30.

The two-way table shows what food and/or drink customers bought from a stall. How many people bought only one item?

a)

10

b)

20

c)

0

d)

30

31.

What is the value of missing number 'b' in the table?

a)

8

b)

not enough info

c)

10

d)

12

32.

How many more children prefer playing football than netball?

a)

1

b)

7

c)

3

d)

4

33.

Which sport is least popular?

a)

netball

b)

rugby

c)

cricket

d)

rugby and netball

34.

The two-way table shows what food and/or drink customers bought from a stall. How many people bought only one item?

a)

9

b)

21

c)

2

d)

12

35.

What is the value of the missing number 'b' in the table?

a)

13

b)

not enough info

c)

11

d)

12

36.

What is the range of the data shown in the stem and leaf plot?

a)

40

b)

56

c)

136

d)

96

37.
How many scores are listed in this Stem and Leaf Plot?
a)
3
b)
6
c)
9
d)
18
38.
How many games did the team play?
a)
15
b)
12
c)
24
d)
14
39.

How many cities have temperatures between 70 degrees and 99 degrees?

a)

44

b)

34

c)

26

d)

62

40.
How many students have more than 1,000 songs on their MP3 player?
a)
5
b)
16
c)
10
d)
4
41.
Which interval shows the greatest number of pets?
a)
15-19
b)
0-4
c)
5-9
d)
10-14
42.

A florist records the amount of money he spent on gasoline each week to deliver orders. The list shows the data for 16 weeks.

32, 38, 40, 44, 44, 46, 49, 53, 55, 58, 62, 65, 68, 70, 72, 81

He put the data in a stem-and-leaf plot. What number did he leave out of the stem-and-leaf plot?

a)

32

b)

44

c)

65

d)

84

43.

What does point C on the box plot represent?

a)

First Quartile

b)

Median

c)

Third Quartile

d)

Mean

44.

What do points B and D represent on the box plot?

a)

Mean and Mode

b)

Mean and Median

c)

Least and Greatest Value

d)

First and Third Quartiles

45.

What do points A and E represent on the box plot?

a)

Mean and Mode

b)

Mean and Median

c)

Least and Greatest Value

d)

First and Third Quartiles

46.

What is the median of this data set?

a)

8

b)

12

c)

15

d)

19

47.

What is the least and greatest value of this data set?

a)

6 and 8

b)

6 and 19

c)

8 and 15

d)

15 and 19

48.

What is the range of this data set?

a)

6

b)

12

c)

13

d)

19

49.

Data points in the first quartile are between which two points?

a)

6 and 8

b)

8 and 12

c)

12 and 15

d)

15 and 19

50.

What is the Interquartile Range of this data set? The lower (first) quartile is 19 and the upper (3rd) quartile is 56.

a)

75

b)

37

c)

72

51.

What is the Range of this data set?

a)

13

b)

37

c)

72

52.

Interquartile Range is

a)

the difference between the third quartile and the first quartile

b)

the difference between the greatest and least data values.

53.

Range is

a)

the difference between the third quartile and the first quartile

b)

the difference between the greatest and least data values.

54.

Find the median, first quartile, third quartile, and interquartile range of the data.

32, 53, 72, 66, 47, 54, 49, 67, 71

a)

Median: 54

First Quartile: 49

Third Quartile: 67

IQR: 18

b)

Median: 54

First Quartile: 48

Third Quartile: 69

IQR: 21

c)

Median: 54

First Quartile: 48

Third Quartile: 69

IQR: 22

d)

Median: 54

First Quartile: 49

Third Quartile: 69

IQR: 20

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