MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 40 Mcqs, each offering curated multiple-choice questions to sharpen your Statistics Mcqs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
G.M. of 2,4,8 is ______? |
| A. | 6 |
| B. | 4 |
| C. | 14/3 |
| D. | 8 |
| Answer» C. 14/3 | |
| 2. |
We must arrange the data before calculating _________? |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | G.M. |
| Answer» C. Mode | |
| 3. |
The median of numbers, 12, 22, 32,__(2n + 1)2 is given by______? |
| A. | (n2 + 1) |
| B. | (2n + 1)2 |
| C. | (n + 1)2 |
| D. | (N – 1)2 |
| Answer» D. (N – 1)2 | |
| 4. |
Combine mean calculated by different given mean is ________? |
| A. | n1x1 + n2x2x + _____ nuxu/n1 +n2 + ___ + nu |
| B. | n1x1 + n2x2x + _____ nuxu/x1 + x2 + ____ x4 |
| C. | n1x1 + n2x2x + _____ nuxu/n1 + n2 + ___+ nu |
| D. | ∑n1x/x1 |
| Answer» D. ∑n1x/x1 | |
| 5. |
A distribution is called _____ distribution if it has two modes? |
| A. | Uni-modal |
| B. | Bi-model |
| C. | Tri-modal |
| D. | None of these |
| Answer» C. Tri-modal | |
| 6. |
Coded method of calculation is only used in ___________? |
| A. | Median |
| B. | Combined mean |
| C. | A.M. |
| D. | None of these |
| Answer» D. None of these | |
| 7. |
The mode of the data 2,4,6,6,6,8 is _______________? |
| A. | 4 |
| B. | 6 |
| C. | 8 |
| D. | 30 |
| Answer» C. 8 | |
| 8. |
Quartiles, deciles are located from an ogive in a way________________? |
| A. | Mode |
| B. | G.M. |
| C. | Median |
| D. | Quarlities |
| Answer» E. | |
| 9. |
Average is good if it is easy to ____________? |
| A. | Change |
| B. | Capable |
| C. | Understand |
| D. | Clear |
| Answer» D. Clear | |
| 10. |
If any value in the data is zero, then which of the following average vanishes_________? |
| A. | A.M. |
| B. | G.M. |
| C. | H.M. |
| D. | None of these |
| Answer» E. | |
| 11. |
The arithmetic mean of 10,8,6,4, and 2 is ______________? |
| A. | 5 |
| B. | 15 |
| C. | 6 |
| D. | 30 |
| Answer» C. 6 | |
| 12. |
If any value in the data is zero, then it is not possible to have _______? |
| A. | A.M. |
| B. | Medain |
| C. | Mode |
| D. | H.M. |
| Answer» E. | |
| 13. |
Group data formula for mode _______? |
| A. | 1+ fm – f2/f1 – f2 x h |
| B. | 1+ f1 – f2/f2 – fm x h |
| C. | 1 + fm – f1/ (fm – f1) + (fm1 – f2) x h |
| D. | 1+ fm1 – f2/f1 – fm x h |
| Answer» D. 1+ fm1 – f2/f1 – fm x h | |
| 14. |
The Harmonic Mean of two number is ‘a’ and ‘b’ is given by ____________? |
| A. | a+b/2 |
| B. | 2ab/a+b |
| C. | √ab |
| D. | None of these |
| Answer» C. √ab | |
| 15. |
Median is always central value even if the data is _______? |
| A. | Unassigned |
| B. | Arranged |
| C. | Continuous |
| D. | Discrete |
| Answer» C. Continuous | |
| 16. |
If any value in the data is negative, then it is impossible to calculate _______? |
| A. | A.M. |
| B. | Mode |
| C. | H.M. |
| D. | G.M. |
| Answer» E. | |
| 17. |
G.M. are set of ‘n’ values product of the nth roots of the ______________? |
| A. | Given value |
| B. | All +ve, -Ve value |
| C. | Zero reject |
| D. | None of these |
| Answer» B. All +ve, -Ve value | |
| 18. |
Sum of obsolete deviations from _____ is least? |
| A. | Mean |
| B. | Median |
| C. | Harmonic |
| D. | Mode |
| Answer» C. Harmonic | |
| 19. |
Which of the following is not based upon all the observations _________? |
| A. | A.M. |
| B. | G.M. |
| C. | H.M. |
| D. | Mode |
| Answer» E. | |
| 20. |
Harmonic mean cannot be calculated if any one of the values in the data is _____________? |
| A. | Zero |
| B. | Negative |
| C. | Positive |
| D. | All sign |
| Answer» B. Negative | |
| 21. |
Median is _______ than mean is a positive skewed distribution? |
| A. | Great |
| B. | lesser |
| C. | Equal |
| D. | None of these |
| Answer» C. Equal | |
| 22. |
Deciles means are 1/( )? |
| A. | 1000 |
| B. | 10 |
| C. | 100 |
| D. | 10000 |
| Answer» D. 10000 | |
| 23. |
The frequent value of the data if it exists is called ________________? |
| A. | Median |
| B. | Quartiles |
| C. | Mode |
| D. | Deciles |
| Answer» D. Deciles | |
| 24. |
The median of the data 2, 4, 10, 8, 6 is _______________? |
| A. | 6 |
| B. | 5 |
| C. | 10 |
| D. | None of these |
| Answer» C. 10 | |
| 25. |
In moderately skewed distribution if _________________? |
| A. | Mode = 3 median – 2 mean |
| B. | Mode = 2 median -3 mean |
| C. | Median = 2 median-3 mean |
| D. | Mean- mode |
| Answer» B. Mode = 2 median -3 mean | |
| 26. |
If any value in the data is zero, then which of the following average vanishes ______________? |
| A. | A.M. |
| B. | G.M. |
| C. | Mode |
| D. | None of these |
| Answer» C. Mode | |
| 27. |
Third quartile = Q3 = ____________? |
| A. | P33 |
| B. | D3 |
| C. | Median |
| D. | None of these |
| Answer» E. | |
| 28. |
The median of F,K,E, Q, U, E, N, C,Y, is ________? |
| A. | EUP |
| B. | LEY |
| C. | EUQ |
| D. | EFP |
| Answer» D. EFP | |
| 29. |
The mean of 5,5,5,5,5 is ______? |
| A. | 1 |
| B. | 5 |
| C. | 6 |
| D. | 10 |
| Answer» D. 10 | |
| 30. |
The sum of deviations of observations is zero, when deviations are taken from __________? |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | None of these |
| Answer» B. Median | |
| 31. |
We must arrange the data before calculating ______________? |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | G.M |
| Answer» C. Mode | |
| 32. |
If the smallest observation in a data is decreased, the average which is not affected is______________? |
| A. | G.M. |
| B. | Median |
| C. | Mean |
| D. | Harmonic mean |
| Answer» C. Mean | |
| 33. |
Mean is relatively ____ measure? |
| A. | Stable |
| B. | manipulation |
| C. | Change |
| D. | Group |
| Answer» B. manipulation | |
| 34. |
Median = Q2 = D5 =_________________? |
| A. | P25 |
| B. | P55 |
| C. | P75 |
| D. | p50 |
| Answer» D. p50 | |
| 35. |
__________ deviation taken from A.M. is always equal to zero? |
| A. | Mean |
| B. | Sum |
| C. | Average |
| D. | 2.D. |
| Answer» C. Average | |
| 36. |
The most frequent value in data is called ________________? |
| A. | Mean |
| B. | Mode |
| C. | Median |
| D. | H.M. |
| Answer» C. Median | |
| 37. |
The arithmetic mean _________ by 10 if 10 is added to all values? |
| A. | Decease |
| B. | Smaller |
| C. | Largest |
| D. | Increase |
| Answer» E. | |
| 38. |
H.M. _____ G.M. _______ A.M? |
| A. | < |
| B. | ≥ |
| C. | ≤ |
| D. | > |
| Answer» B. ≥ | |
| 39. |
The sum of square of deviation is least when measured from ____________? |
| A. | Arbitrary value |
| B. | Mean |
| C. | Mode |
| D. | G.M. |
| Answer» C. Mode | |
| 40. |
Arithmetic mean is _________ by change of origin and scale of measurement? |
| A. | Vary |
| B. | Negative |
| C. | Affected |
| D. | Not affected |
| Answer» D. Not affected | |