A random number generator produces a uniform distribution of numbers between -1 and 1. The probability that a number produced by this generator is between 0.9 and 1 is

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#Question id: 14521

#Unit 14. Methods in Biology

There are 64 beds in a garden and 3 seeds of a particular type of flower are sown in each bed. The probability of a flower being white is 1/4. The number of beds with 3, 2, 1, and 0 white flowers is respectively

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#Question id: 14522

#Unit 14. Methods in Biology

A sample space has two events A and B such that probabilities  

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#Question id: 14523

#Unit 14. Methods in Biology

A man takes a step forward with probability 0.4 and backward with probability 0.6. The probability that at the end of eleven steps he is one step away from the starting point.

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#Question id: 14687

#Unit 14. Methods in Biology

Find the probability of drawing one rupee coin from a purse with two compartments one of which contains 3 fifty paisa coins and 2 one-rupee coins and the other contains 2 fifty paisa coins and 3 one rupee coins.

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#Question id: 14688

#Unit 14. Methods in Biology

If A and B are two events such that  = 1/ 2 then the events A and B are

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#Question id: 14689

#Unit 14. Methods in Biology

A determinant is chosen at random from the set of all determinants of order 2 with elements 0 or 1 only. The probability that value of the determinant chosen is

positive is