Which of the following is not an accounting software package?
A. | Quick Books |
B. | Sage one |
C. | Sage M |
D. | Sage 50 |
Option: C Explanation : |
Which one of the following formula is used to calculate probable error of correlation-coefficient between two variables of 'n' pairs of observations?
A. | 0.6745 [1 – r^{2}/√n] |
B. | 0.5758 [1 – r^{2}/√n] |
C. | 0.675 [1 – r^{2}/√n] |
D. | 0.5758 [1 – r^{2}/√n] |
Option: A Explanation : |
If the population is heterogeneous, which one of the following probability sampling methods is more appropriate?
A. | Sequential sampling |
B. | Quota sampling |
C. | Double sampling |
D. | Stratified sampling |
Option: D Explanation : |
Which of the following relating to normal distribution are not correct?
(i) Co-efficient of skewness is three.
(ii) It is mesokurtic.
(iii) Mean deviation for it is 2/3σ.
(iv) µ ± 2σ covers 95.45% area.
(v) Mean, median and mode are equal.
(vi) The standard normal variate z has mean one and SD zero.
Codes:
A. | (i), (iii) and (vi) |
B. | (iii), (iv) and (v) |
C. | (i), (iii) and (v) |
D. | (i), (iii) and (iv) |
Option: A Explanation : |
Which one of the following statements is false?
A. | Both correlation and regression co-efficients have same sigh. |
B. | Arithmetic mean of the regression co-efficients is always more than the correlation co-efficient. |
C. | Regression co-efficients are independent of both the origin and scale. |
D. | Correlation co-efficient is the square root of two regression co-efficients. |
Option: C Explanation : |