Author: Michael

Statistics Name:

Calculate the mode, range, median and mean (to 1 d.p.), for the data set below. (1 mark each)

Calculate the mode, range, median and mean (to 2 d.p.), for the ordered stem and leaf plot below. (1 mark each)

19

,

34

,

22

,

16

,

27

,

35

,

19

,

12

,

16

Tens

Units

0

0

7

7

1

2

5

9

9

2

2

3

7

1

Mode =

2

Range =

3

1

4

2

6

3

Median =

4

Mean =

12

Mode =

13

Range =

Repeat for the data set below. (1 d.p.)

14

Median =

15

Mean =

68

,

54

,

23

,

42

,

38

,

52

,

65

,

42

.

Find the mean (2 d.p.) by creating an fx column and
using: (3 marks)

Σfx

x =

Σf

.

16

Score

Frequency

5

Mode =

6

Range =

1

9

2

4

7

Median =

8

Mean =

3

11

4

17

5

3

Calculate the mode, range and median for the data
displayed in the dot plot below. (1 mark each)

21

9

22

Mode =

23

24

10

25

Range =

26

Place the data onto the dot plot axis supplied below.
(2 marks)
Data: 25, 28, 23, 24, 23, 24, 27, 26, 25, 25, 22, 26, 22, 20, 29, 25, 27, 26, 28, 21, 25, 25, 27, 21, 25, 27, 26, 27, 22, 26

17

11

Median =

Place the data below into a stem and leaf plot.
(6 marks)

20

Place these test results in a Frequency Table.
(5 marks)

18

78
56
105
65
97
84
65
121
78
95
71
83
60
100
76
92
83
109
100
94
87
76
60
52
59
108
100
73
70
66
50
100
54
103
101
94
82
73
80
71

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

,

9, 6, 7, 3, 6, 9, 8, 7, 5, 4, 8, 6, 10, 3, 9, 5, 6, 9, 0, 9, 7, 6, 7, 4, 5, 5, 2, 9, 6, 7, 9, 5, 1, 8, 6, 3, 4, 10,
5, 6.

,

,

,

,

,

,

,

Tens

Units

Tens

Units

21

Use the data above to create a histogram and frequency polygon. (5 marks)

19

The table below is to be placed in a sector graph. Calculate the sector angle for each to the nearest degree. (4 marks)

Frequency

Car Type

Frequency

Sector size

Ford

27

Holden

41

Toyota

12

Honda

6

Hyundai

38

Score