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Reqd. time to make 5 such toys = (6 hrs. 50 minutes and 26 sec )× 5 = 30 hrs. 250 min. 130 sec. = 30 hrs. 250 min. (120+10) sec = 30 hrs. 252 min. 10 sec = 30 hrs. (240+12) min. 10 sec = 34 hrs. 12 min. 10 sec Â
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
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 Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 4Â Â Â Â Â Â Â Â ...
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
X:Â Â Â Â Â Â Â Â Â Â Â -2Â Â Â Â Â Â Â Â Â Â Â -1Â Â Â Â Â Â Â Â Â Â Â 0Â Â Â...
