Statistics: Practice 1 | Homework Practice

Section A: Core Practice

Question 1mcq

For the ordered data

3,5,7,9,11

, what is the median?

A.

7

B.

5

C.

9

D.

35

Question 2mcq

Find the mean of the data set

4,6,8,10,12

.

A.

40

B.

6

C.

10

D.

8

Question 3mcq

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 4mcq

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 5mcq

Solve the equation

2x+7=13

.

A.

3

B.

2

C.

4

D.

13

Section B: Application Practice

Question 6mcq

Solve the equation

2x+3=9

.

A.

9

B.

2

C.

4

D.

3

Question 7mcq

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 8mcq