Q1:

Questions 1 to 3 refer to the following set of data: 4, 14, 14, 16, 18, 24, 30, 40
What is the mode? 
A. 17 B. 14 C. 20 D. 36 
Answer 1:


Q2:

What is the mean? 
A. 17 B. 14 C. 20 D. 36 
Answer 2:


Q3:

What is the median? 
A. 17 B. 14 C. 20 D. 36 
Answer 3:


Q4:

Which of the following would give the best indication of the most common number in a set of values? 
A. Median
B. Mode
C. Mean

Answer 4:


Q5:

The heights of 100 people are measured. What type of data is this? 
A. continuous B. discrete 
Answer 5:


Q6:

In one sample of 100 pods of peas, the mean was 6 peas per pod. In another sample of 50 pods, the mean was 8 peas per pod. The combined mean for the two samples taken together was 
A. exactly 6 peas per pod B.between 6 and 7 peas per pod C. exactly 7 peas per pod D. between 7 and 8 peas per pod 
Answer 6:


Q7:

A group of students sat a test. Their mean score was 11. Another student who scored 29 joins the group. The mean is now 13. The number of students in the original group was 
A. 5 B. 8 C. 11 D. 18 
Answer 7:


Q8:

70

71

71

71

72

72

72

72

72

73

73

73

73

74

74

74

74

74

74

74

David's best 20 golf scores are given in the table above. The median is 
A. 72 B. 72.65 C. 73 D. 74 
Answer 8:


Q9:

In the table given above, the mean is 
A. 72 B. 72.65 C. 73 D. 74 
Answer 9:


Q10:

In the table above what is the mode score? 
A.^{ }71 B. 72 C. 73 D. 74 
Answer 10:

