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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 4 - Mathematics
1.27 Number Lists - Mean, Median, Mode

  1. The least number in a list of numbers is the minimum.
  2. The highest number in a list of numbers is the maximum.
  3. The difference between the maximum and minimum gives the range.
  4. The number that repeats very often is called the mode.
  5. The central number in a number list is the median.
Example: 1, 4, 5, 8, 11 - Of these numbers which is the maximum?
11 is the greatest number in the list and hence the maximum.
Answer: 11

Example: 9, 12, 56, 45, 22 - Of these numbers which is the minimum?
9 is the least number in the list and hence the minimum.
Answer: 9

Example:: 21, 6, 7, 9, 4 - Of these numbers, what is the range?
The maximum is 21 and minimum is 4.Hence range is 21 - 4
Answer: 17

Example:: 3. 4. 5. 3. 6.7-Of these numbers what is the mode?
The number that repeats often is the mode.
Answer: 3

Example: 12, 15, 23, 7, 10, 19, 25, 17, 21, 14, 11 - Of these numbers, what is the median?
First arrange the numbers in ascending order
7, 10, 11, 12, 14, 15, 17, 19, 21, 23, 25
The central number in the above list is 15 and hence the median.
Answer: 15


Directions: Answer the following questions. Also write at least five examples for each.
Q 1: 12, 15, 13, 15, 10, 7, 19, 15, 13, 14, 11 - For these numbers, what is the range?
Answer:

Q 2: 1, 9, 8, 7, 3, 3, 2, 1, 4, 5, 2, 2, 6 For these numbers, what is the mode?
Answer:

Q 3: 56, 63, 45, 56, 55, 42, 56, 42, 42, 33, 56 - For these numbers, what is the mode?
Answer:

Q 4: 12, 15, 13, 15, 10, 7, 19, 15, 13, 14, 11 - For these numbers, what is the median?
Answer:

Q 5: 12, 15, 13, 15, 10, 7, 19, 15, 13, 14, 11 - For these numbers, what is the maximum?
Answer:

Q 6: 56, 63, 45, 56, 55, 42, 56, 42, 42, 33, 56 - For these numbers, what is the minimum?
Answer:

Q 7: 56, 63, 45, 56, 55, 42, 56, 42, 42, 33, 56 - For these numbers, what is the range?
Answer:

Q 8: 1, 9, 8, 7, 3, 3, 2, 1, 4, 5, 2, 2, 6 For these numbers, what is the range?
Answer:

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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