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Total number of pens = 6 + 4 + 2 + 4 = 16 Let S be the sample space. Then, n(S) = number of ways of drawing 2 pens out of 16 = ¹⁶C2 = (16 × 15 )/( 2 × 1) = 120 Let E= event of drawing two pens so that one is blue and one is yellow n(E) = ⁴C1× ⁴C1= 4 × 4= 16 ∴ P (E) = (n(E))/(n(S)) = 16/120 = 2/15
It is estimated that about ______ stored grains are lost every year due to stored grain pest in India.
Which test is used to test the significance OF THE DIFFERENCE BETWEEN TWO MEANS?
Protein content in lentils is
Centre Agroforestry Research Institute (CAFRI) is situated in______
Which of the following is not a valid email address?
Chlorophyll a is a primary pigment in photosynthesis, but what role do accessory pigments such as chlorophyll b and carotenoids play?
Estuarian fish culture is defined as a culture of fish in
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What is the role of "alligator holes" in conservation of wildlife?
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