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Speed of ‘B’ = (78/26) = 3 m/s Time taken by ‘B’ to finish the race = 330 ÷ 3 = 110 seconds
If the salary of a person in the base year is Rs. 2000 per annuli and in the current year Rs. 5000. The CPI is 325, then the allowance required to maint...
The most appropriate measure to compare the consistency of two series is -
Laspeyre's formula has ___________ bias and Paasche's formula has _________ bias.
The trend line with 1975 as origin is Y = 20.6 + 1.68X, the trend line with 1971 as origin will be -
Which of the following statement is false?
If x and y are two random variables and a, b, c, d are any numbers provided a ≠ 0, c ≠ 0, then correlation co-efficient between ax + b and cy + d is...
A given data has mean = 6.5, median = 6.3 and mode = 5.4. It represents -
Which of the following statement is true for NRR?
If Q₁, Q₂ and Q₃ are three quartiles of a frequency distribution, which of the following holds if the distribution is negatively skewed?
...In 1949, the Chairman of National Income Committee was -