Statistics: Final Assessment | Homework Practice

Section A: Core Review

Question 1mcq

A frequency table shows

12

students like football,

9

like cricket and

6

like badminton. How many students are represented?

A.

18

B.

21

C.

27

D.

12

Question 2mcq

Which graph is most suitable for comparing the number of students choosing different clubs?

A.A line graph

B.A bar graph

C.A compass construction

D.A number line only

Question 3mcq

For the ordered data

3,5,7,9,11

, what is the median?

A.

7

B.

5

C.

9

D.

35

Question 4mcq

Find the mean of the data set

4,6,8,10,12

.

A.

40

B.

6

C.

10

D.

8

Question 5mcq

The equations

x+y=8

and

x-y=2

are solved together. What is the value of

x

?

A.

1

B.

2

C.

3

D.

4

Question 6mcq

For the line

y=3x-4

, what are the slope and

y

-intercept?

A.Slope

-4

, y-intercept

3

.

B.Slope

3

, y-intercept

-4

.

C.Slope

3x

, y-intercept

0

.

D.Slope

-1

, y-intercept

-4

.

Question 7mcq

Solve the equation

2x+5=11

.

A.

3

B.

2

C.

4

D.

11

Question 8mcq

The equations

x+y=8

and

x-y=2

are solved together. What is the value of

x

?

A.Class A

B.Class B

C.Both are equal

D.Cannot be determined

Section B: Application and Reasoning

Question 9mcq

Which ordered pair satisfies the equation

2x+y=9

?

A.

(5,1)

B.

(2,4)

C.

(3,3)

D.

(1,5)

Question 10mcq

Find the mean of

4,6,8,10

.

A.

6

B.

7

C.

28

D.

8

Question 11mcq

Which quadrilateral must have both pairs of opposite sides parallel?

A.

18

B.

20

C.

22

D.

24

Question 12mcq

Find the mode of

2,3,3,4,5,5,5,6

.

A.

3

B.

4

C.

6

D.

5

Question 13mcq

Which quadrilateral must have both pairs of opposite sides parallel?

A.

45

only

B.

62

only

C.

58

D.

45

and

62

Question 14mcq

Which graph is most suitable for comparing the number of students choosing different clubs?

A.A line graph

B.A bar graph

C.A compass construction

D.A number line only

Question 15mcq

A test score has weight

2

and project score has weight

1

. If the scores are

80

and

95

, what is the weighted average?

A.

85

B.

175

C.

87.5

D.

90

Question 16mcq

Find the mean of the data set

4,6,8,10,12

.

A.

40

B.

6

C.

10

D.

8

Section C: Challenge and Mixed Practice

Question 17mcq

Which feature can make a bar graph misleading?

A.Showing the data source.

B.Using equal scale intervals.

C.Starting the vertical axis at a high non-zero value without warning.

D.Labelling both axes clearly.

Question 18mcq

For the ordered data

3,5,7,9,11

, what is the median?

A.

5

B.

7

C.

9

D.

35

Question 19mcq

Find the mean of the data set

4,6,8,10,12

.

A.

8

B.

6

C.

10

D.

40

Question 20mcq

A frequency table shows

12

students like football,

9

like cricket and

6

like badminton. How many students are represented?

A.

12

B.

21

C.

18

D.

27

Question 21mcq

Which graph is most suitable for comparing the number of students choosing different clubs?

A.A compass construction

B.A line graph

C.A bar graph

D.A number line only

Question 22mcq

Which is a statistical investigative question?

A.Is

7

a prime number?

B.How many hours do students in Grade 9 study on a typical weekday?

C.What is

2+3

?

D.What is the formula for area of a circle?

Question 23mcq

Which is a statistical investigative question?

A.How many hours do students in Grade 9 study on a typical weekday?

B.What is

2+3

?

C.What is the formula for area of a circle?

D.Is

7

a prime number?

Question 24mcq

A bar graph is best used to compare:

A.Only proofs of geometry.

B.Only algebraic identities.

C.Only exact square roots.

D.Frequencies of different categories.