Did something strange occur? 4. In a box are 4 red balls and 7 blue balls....

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Did something strange occur? 4. In a box are 4 red balls and 7 blue balls....

Did something strange occur?

4. In a box are 4 red balls and 7 blue balls. From this box are drawn 4 balls and placed in a second box. Then, one ball is drawn from the second box. What is the probability the ball drawn from the second box is red?

math Statistics-And-Probability

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Did something strange occur? 4. In a box are 4 red balls and 7 blue balls....

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