3. (i) A garden shop sells polyanthus plants in boxes, each box containing the same number...
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3. (i) A garden shop sells polyanthus plants in boxes, each box containing the same number of plants. The number of plants per box which produce yellow flowers has a binomial distribution with mean 11 and variance 4.95. (a) Find the number of plants per box. [4] (b) Find the probability that a box contains exactly 12 plants which produce yellow flowers. [2] 3. (i) A garden shop sells polyanthus plants in boxes, each box containing the same number of plants. The number of plants per box which produce yellow flowers has a binomial distribution with mean 11 and variance 4.95. (a) Find the number of plants per box. [4] (b) Find the probability that a box contains exactly 12 plants which produce yellow flowers. [2]
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Data Analysis and Decision Making
ISBN: 978-0538476126
4th edition
Authors: Christian Albright, Wayne Winston, Christopher Zappe
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