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Petrol ignition engine: It has got carburetor, ignition coil and spark plug. The compression ratio varies from 5:1 to 8:1
Two random variables X and Y are said to be independent if:
Which of the following approaches does multiplicative model have for the component of Time series Secular trend (7). Seasonal variation (S), Cyclical f...
Which of the following is a sources of primary data?
For the production data
Year: 1 2 3 ...
Which of the following is NOT an approach for assigning the probability of the event?
For the discrete distribution, the Pearson's coefficient of skewness β2 is always:
Two data sets of sizes 6 and 9 have standard deviation 3 and 4, respectively, and arithmetic means 4 and 4, respectively. The standard deviation of com...
If A,B and C are arbitrary events, then P(A ∩ B ∩ C) equals to:
If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to:
At a reservation counter. passengers are arriving for booking the tickets in a Poisson fashion with mean rate 60 per hour. The kurtosis of the inter-ar...