Question
Directions: A statement is given followed by two
inferences I and II. You have to consider the statement to be true even if it seems to be at variance with commonly known facts. You have to decide which of the given inferences, if any, follow from the given statement. Statement: National Expressway-A is the widest expressway and is used by few people. When people find an empty and wide road, people drive at high speed, which leads to accidents. Inference: I. All accidents happen due to over speeding. II. High speed increases the risk of accident.Solution
The correct answer is C
The deseasonalised time - series data will have only trend (T), cyclical (C) and irregular (I) components and is expressed as:
Two data set of size 9 and 6 have standard deviation 3 and 4 respectively and arithmetic means 3 and 3 respectively. The standard deviation of combined...
The curve obtained by joining the points, whose x-coordinates are the upper limits of the class interval and y-coordinates are corresponding cumulative...
Which option is incorrect for the component of ti.me series.
If each observation in a data set for number of employees in different divisions is doubled then the coefficient of quartile deviation:
The grouped data for the observations are
Class:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 1-3Â Â Â Â Â Â Â Â Â 3-5Â Â Â Â Â Â Â Â Â 5-7
With reference to index numbers, which of the following statements is true?
Which of the following statements is INCORRECT?
With reference to analysis of variance. which of the following statements is/are correct?
(I) Change of origin will affect the value of F
...
