Mean,Mode,Median
1.Which of the following measures of central tendency is most influenced by outliers?
a) Mean
b) Median
c) Mode
Answer: a) Mean
2. What is the formula to calculate the mean of a set of numbers?
a) Sum of numbers divided by the total number of numbers
b) Middle number when arranged in order
c) Most frequent number in the set
Answer: a) Sum of numbers divided by the total number of numbers
3. Which measure of central tendency is not affected by extreme values?
a) Mean
b) Median
c) Mode
Answer: b) Median
4. What is the most commonly occurring number in a set of data?
a) Mean
b) Median
c) Mode
Answer: c) Mode
5. Which measure of central tendency is used for nominal data?
a) Mean
b) Median
c) Mode
Answer: c) Mode
6. Which measure of central tendency is used for ordinal data?
a) Mean
b) Median
c) Mode
Answer: b) Median
7. In a set of data with an even number of values, how is the median calculated?
a) By taking the average of the two middle values
b) By taking the middle value
c) By taking the mode
Answer: a) By taking the average of the two middle values
8. In a set of data with an odd number of values, how is the median calculated?
a) By taking the average of the two middle values
b) By taking the middle value
c) By taking the mode
Answer: b) By taking the middle value
9. What is the range of a set of data?
a) The difference between the highest and lowest values
b) The sum of all the values
c) The average of all the values
Answer: a) The difference between the highest and lowest values
10. What does a large range indicate about the data?
a) That the data is spread out
b) That the data is clustered together
c) That the data is not valid
Answer: a) That the data is spread out
11. Which measure of central tendency is not affected by extreme values?
a) Mean
b) Median
c) Mode
Answer: b) Median
12. Which measure of central tendency is affected by extreme values?
a) Mean
b) Median
c) Mode
Answer: a) Mean
13. Which measure of central tendency should be used when the data has extreme values?
a) Mean
b) Median
c) Mode
Answer: b) Median
14. Which measure of central tendency should be used when the data is skewed?
a) Mean
b) Median
c) Mode
Answer: b) Median
15. Which measure of central tendency should be used when the data is symmetrical?
a) Mean
b) Median
c) Mode
Answer: a) Mean
16. Which measure of central tendency is best used for continuous data?
a) Mean
b) Median
c) Mode
Answer: a) Mean
17. Which measure of central tendency is best used for discrete data?
a) Mean
b) Median
c) Mode
Answer: b) Median
18. Which measure of central tendency should be used when the data is in a nominal scale?
a) Mean
b) Median
c) Mode
Answer: c) Mode
19. Which measure of central tendency should be used when the data is in an ordinal scale?
a) Mean
b) Median
c) Mode
Answer: b) Median
20. What is the formula to calculate the mode of a set of numbers?
a) The number that appears most frequently in the set
b) The middle number when arranged in order
c) The sum of numbers divided by the total number of numbers
Answer: a) The number that appears most frequently in the set
21. What is the formula to calculate the median of a set of numbers?
a) The number that appears most frequently in the set
b) The middle number when arranged in order
c) The sum of numbers divided by the total number of numbers
Answer: b) The middle number when arranged in order
22. What is the mode of the following set of numbers: 3, 5, 7, 5, 9, 5?
a) 5
b) 3
c) 7
Answer: a) 5
23. What is the median of the following set of numbers: 4, 6, 9, 2, 1, 5, 8?
a) 4
b) 5
c) 6
Answer: b) 5
24. What is the mean of the following set of numbers: 10, 15, 20, 25, 30?
a) 15
b) 20
c) 25
Answer: b) 20
25. Which measure of central tendency should be used when the data is in a ratio scale?
a) Mean
b) Median
c) Mode
Answer: a) Mean
26. What is the mode of the following set of numbers: 2, 2, 3, 3, 3, 4, 5, 5, 5, 5?
a) 3
b) 5
c) 2
Answer: b) 5
27. What is the median of the following set of numbers: 2, 4, 6, 8, 10, 12?
a) 6
b) 8
c) 10
Answer: a) 6
28. What is the mean of the following set of numbers: 5, 10, 15, 20, 25, 30, 35, 40?
a) 22.5
b) 25
c) 30
Answer: a) 22.5
29. Which measure of central tendency is the average of the deviations from the mean?
a) Mean
b) Median
c) Mode
Answer: a) Mean
