Unit Test #48

Select your answers to the following 10 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.





Which of the following is NOT a type of average? A. mean
B. median
C. medium
D. mode

Answer 1:





Which of the following types of average require the numbers to be arranged in order? A. mean
B. median
C. mode
D. none of the above

Answer 2:





Questions 3 to 5 refer to the following set of data:
2, 6, 9, 7, 14, 11, 7
What is the mode?
A. 8.5
B. 7
C. 14
D. 8

Answer 3:





For the numbers in question 3, what is the mean? A. 8.5
B. 7
C. 7
D. 8

Answer 4:





For the numbers in question 3, what is the median? A 8.5
B. 7 
C. 10
D. 8

Answer 5:





What is the mean of 10, 13 and 10? A. 10
B. 11
C. 11.5
D. 13

Answer 6:





The average rainfall for each day of a week is 3 millimetres. How much rain fell in total for the week?


A. 3 mm
B. 7 mm
C. 10 mm
D. 21 mm

Answer 7:





David plays 20 rounds of golf and his score are as follows:

Which golf score would be the mode?
A. 72 
B. 72.65
C. 73
D. 74

Answer 8:





Do you think that the mean for David's rounds would be higher, lower or the same as the mode? A. higher
B. lower 
C. the same
D. 74

Answer 9:





A group of 6 students sat a test.
Their mean score was 11. 
Another student who scored 18 joins the group. 
What is the mean now?


A. 12
B. 11
C. 17
D. 18

Answer 10: