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Total Distance = 120km Total Time = 15 hours It covers half of the Journey in 3/5th of the time = 15 × 3/5 = 9 hours Now remaining Distance = 120 – 60 = 60km Remaining time = 6 hours Average Speed to cover the distance of 120 km will be 60/6  = 10km/hr
If P(A) = 0.4; P(B ∣ A) = 0.05; P(C ∣ A) = 0.04; P(B ∣ A ∩ C) = 0.09; P(C ∣ A ∩ B) = 0.0 7, then the probability of occurrence of all event...
If the odds in favour of any random event A are 5 : 6, then the odds against the event are:
Which of the following correctly completes the given statement?
Index number helps in:
(I) determining the cost of living
(II) ...
For the cumulative distribution function
the upper quartile point is
Approximately, the coefficient of variation for the given data where Pearson's second measure of skewness = 0.42, arithmetic mean- 86 and median 80, is:
For the data set
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The Pearson's correlation coefficient between following observation
X:Â Â Â Â Â Â Â Â Â Â Â 1Â Â Â Â Â Â Â Â Â Â Â Â Â 2Â Â Â Â Â Â Â Â Â Â Â...
From standard pack of 52 cards, 3 cards are drawn at random without replacement. The probability of drawing a king, a queen and a jack in order is
The value of k so that following is probability mass function
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