Central Tendency Questions
1 min readMar 5, 2024
- The interval scale is a quantitative measurement scale where there is order, the difference between the two variables is meaningful and equal, and the presence of zero is arbitrary.
Answer: a
2. A nominal scale is used when variables do not have a natural order or ranking.
Answer: d
3. d
4. c
5. c
6. d
7. b
8. a
9. c
10. a
11. In a data set with 50 observations, 2 parameters were estimated. The corresponding degree of freedom is
a). 50 b). 52 c). 48 d). between 48 and 52
Answer: c
12. In a sample variance, the sum of squared deviation from mean, is devided by (n-1) to overcome
a).Upward bias of sum of squared deviation
b).Downward bias of sum of squared of deviation
c).Lack of complete data
d).Bias in estimation of mean X
Answer: a
These are answered as per my current knowledge. Please let me know if you have a different view on this. Thank You
