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Math 7 TERM QUIZ 3 Reviewer

Total questions: 35

Worksheet time: 2hrs 46mins

Name
Class
Date
1.

Choose the appropriate inequality:


At least 6 glasses

a)

g > 6

b)

g < 6

c)

g  6g\ \ge\ 6  

d)

g6g\le6  

2.

Solve:
2x  1 > 52x\ -\ 1\ >\ 5   

a)

x > 3x\ >\ -3  

b)

x = 3x\ =\ 3  

c)

x > 3x\ >\ 3  

3.

x+513x+5≤13  

Solve the inequality.

a)

x ≥ 8

b)

x ≥ 18

c)

x ≤ 8 

d)

x ≤ 18 

4.

What is the first step to solve this equation: 113x=4411-3x=44  

a)

Add 3 to both sides

b)

Subtract 11 from both sides

c)

Add 11 to both sides

d)

Divide 3 on both sides.

5.
a)
n ≤ 8
b)
n > 8
c)
8 > n
d)
8 ≤ n
6.
a)
n ≥ -2
b)
n > -2
c)
-2 > n
d)
-2 ≥ n
7.
a)
-3 ≥ n + 2
b)
3 ≥ n - 2
c)
n + 2 > -3
d)
-3 ≤ n + 2
8.
Pick the correct inequality.
a)
A
b)
B
c)
C
d)
D
9.
Do I need to flip my sign?
-3x  ≥ 12
a)
Yes
b)
No
10.
What would be the population in this example?
Surveyors in a mall choose shoppers to ask about products they prefer.
a)
the surveyors
b)
all shoppers in the mall
c)
the shoppers who were asked their preferences
11.
A beverage company wanted to see if people in the United States like their new logo.  Which choice BEST represents a sample?
a)
A selection of shoppers from different states.
b)
Every person in the United States.
c)
153 male and female employees
d)
A selection of logo artists.
12.

Population or Sample?

A survey of 1353 American households found that 18% of the households own a computer.

a)

Population

b)

Sample

13.

A bagel shop takes a survey to find the approximate percentage of its customers who prefer the new shop hours. What is the population of this​ survey?

a)

All of the bagel​ shop's customers

b)

All bagels sold by the bagel shop

c)

The customers who were surveyed

d)

All people in the same town as the bagel shop

14.
The entire group studied.
a)
sample
b)
population
15.

What's the median of the data set:

0, 7, 11

(a)  

16.

What is the mode of the data?

a)

74

b)

82

c)

80

d)

83

17.
What is the mean?
a)
# happening the most
b)
the number in the middle
c)
biggest-smallest
d)
the average
18.

True or False - Before finding the median, you need to order the data from least to greatest.

a)

True

b)

False

19.
Mode:
67, 74, 95, 98, 98, 99, 102
a)
90.4
b)
35
c)
92
d)
98
20.
Lizzy had test scores of:   72, 94, 108, 60
What is the RANGE of her test scores?
a)
12
b)
72
c)
48
d)
98
21.
Find the median:
3, 5, 7, 4, 3, 1
a)
3 and 4
b)
There isn't one
c)
3.5
d)
3
22.

Calculate the mean.

2, 9, 10, 6, 8

a)

8

b)

4

c)

7

d)

22

23.
What is the mode?
a)
# happening the most
b)
the average
c)
biggest - smallest
d)
the middle #
24.
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.
25.

What is the median test score on the 6TH Grade Math Test?

a)

78

b)

85

c)

93

d)

97

26.

What is the the lower quartile for the data on the 6TH Grade Math Test?

a)

68

b)

78

c)

85

d)

93

27.

What is the maximum score on the 6TH Grade Math Test?

a)

78

b)

85

c)

93

d)

97

28.
What is the interquartile range?
a)
4
b)
6
c)
2
d)
8
29.

4. Which of the following lists all the five numbers needed to make a box plot?

a)

Mean, Median, Mode, Range, and Total

b)

Minimum, lower quartile, Median, upper quartile, and Maximum

c)

Range, Mean, and Median

d)

Minimum, Maximum, Range, Mean, and Median

30.
The ages of 11 senior citizens taking an art class are shown below.
{86, 92, 86, 80, 83, 80, 93, 92, 93, 84, 83}
Which box plot represents the ages of the senior citizens?
a)
A
b)
B
c)
C
d)
D
31.

What does point C on the box plot represent?

a)

First Quartile

b)

Median

c)

Third Quartile

d)

Mean

32.

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

33.

Which of the following represents the inequality

3(8n)193\left(8-n\right)\ge19

a)

Three time the difference of a eight and a number is at most 19.

b)

Three times 8 minus a number is greater than 19.

c)

Thrice the difference of a eight and a number is at least 19.

d)

Thrice the a number less than 8 is at least 19.

34.

What inference can you make with the given box plots?

a)

The median tells us that soccer players spend more time in playing outdoors than basketball players.

b)

The median tells us that basketball players spend more time in playing outdoors than soccer players.

c)

The median tells us that both soccer and basketball players spend the same time outdoors.

35.

Which of the following is true about the two box plots given?

a)

The interquartile range of 8th graders is greater than the interquartile range of 7th graders.

b)

The interquartile range of 7th graders is greater than the interquartile range of 8th graders

c)

The data for 7th graders are more spread out than the data of 8th graders.

d)

The data set exhinit similar variability or spread.