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פּוֹפּוּלָרִי Word Problems >

Find the probability of getting a sum of 7 on the first toss of two dice and a sum of 4 on the second toss. Let A be the first event, getting a sum of 7.Let B be the second event, getting a sum of 4.

פתרון

F in d t h e p ro babi l i t y o f g e tt in g a s u m o f 7 o n t h e f i rs t t oss o f tw o d i ce an d a s u m o f 4 o n t h e seco n d t oss . L e t A b e t h e f i rs t e v e n t, g e tt in g a s u m o f 7. L e t B b e t h e seco n d e v e n t, g e tt in g a s u m o f 4.

פתרון

0

צעדי פתרון

The probability of getting a sum of 7 on the first toss of 2 dice and the sum a sum of 4 on the second toss. is 0 since this never occurs.

= 0

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