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A sample of two items is selected without replacement from a batch. Describe the (ordered) sample space for each of the following batches:
(a) The batch contains the items {a, b, c, d}.
(b) The batch contains the items {a, b, c, d, e, f, g}.
(c) The batch contains 4 defective items and 20 good items.
(d) The batch contains 1 defective item and 20 good items. |
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