Math, asked by bittuvineetha, 7 months ago

A Sample of 4 items as selected at rondom from
a box containing 12 items of which 5 are defective
find the expeted number of defective items​

Answers

Answered by gaurimaheshwari12
0

there are 460 possible combinations of 4 items, selected as described, which include at least 1 and up to 4 defective items. Just 35 possible combinations of 4 items include none that are defective.

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