A die is rolled 20 times and the number of twos that come up is tallied.?

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A die is rolled 20 times and the number of twos that come up is tallied.?

Find the probability of getting the given result.

Exactly five twos

2006-11-17 13:48:23 · 3 answers · asked by Cf Precious 3 in Education & Reference ➔ Homework Help

3 answers

the answer is 1/6. definitley.

2006-11-17 15:13:21 · answer #1 · answered by dx 2 · 0⤊ 1⤋

1 two in 6 is 1 to 1
2 twos in 12 is 1 to 1
3 twos in 18 is 1 to 1
4 twos in 19 is 6 to 1
5 twos in 20 is 36 to 1
Answer = 36 to 1
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I'm pretty sure that's right.
.

2006-11-17 13:56:49 · answer #2 · answered by Anonymous · 0⤊ 0⤋

1/6?
1/24?
1/4?

i think its probably the 2nd one

2006-11-17 14:16:48 · answer #3 · answered by Caty 3 · 0⤊ 0⤋