Q. Kelley’s co-efficient of Skewness is based on
✅ Correct Answer: (C)
Percentiles
Basic Numerical Skills MCQs and Notes
Q. Index number for the base period is always taken as
✅ Correct Answer: (D)
100
Q. Mean of 3 items is 30 two of them are 20 and 30. What is the other?
✅ Correct Answer: (A)
40
Q. ……………… is called positional measure
✅ Correct Answer: (B)
Median
Q. The standard deviation of 10,16,10,16,10,10,16,16
✅ Correct Answer: (C)
3
Q. Measures of central tendency are called averages of the ……….. order
✅ Correct Answer: (A)
First
Q. Co-efficient of standard deviation is
✅ Correct Answer: (B)
SD / Mean
Q. When mean is less than median and median is less than mode the distribution is called ……………
✅ Correct Answer: (B)
Negatively skewed
Q. …………. Index is based on the price and quantities of both base year and current year
✅ Correct Answer: (C)
Fishers
Q. The best average for constructing an Index number is
✅ Correct Answer: (C)
Geometric mean