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Mathematics 18 Online
OpenStudy (anonymous):

Could you check this answer for me? :D

OpenStudy (anonymous):

A spinner is divided into ten equal segments. The segments are labeled with the letters A, B, E, I, L, M, O, S, T, U. Match each compound event with its probability. okay so here is what the question is asking..

OpenStudy (anonymous):

it says what is the probability of spinning an A and an A... i was thinking that this is .01 percent, is that right?

OpenStudy (anonymous):

0.1%

ganeshie8 (ganeshie8):

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ganeshie8 (ganeshie8):

probability for spinning A = \(\frac{1}{10}\)

OpenStudy (anonymous):

Yes, this is correct, given that you are viewing these events ahead of time. That is, if you want the probability of spinning an A, then another A, it would be P=0.01. This is due to the events being independent. Likewise, if you were asking what is the probability of A, *given* that you have already spun an A, this would be 0.1, again, because they are independent events, and the result of the previous spin would not influence the result of the later spin. Things can get a lot trickier with conditional probability, but I think I'm reading your problem correctly that this is a single (fair) "spinner" being spun twice.

OpenStudy (anonymous):

FYI, stated as a percentage, P=0.01 would be 1%.

OpenStudy (anonymous):

wait, there is 0.1% as an answer and there is 1% which one is it?

ganeshie8 (ganeshie8):

probability for spinning A and an A again = \(\frac{1}{10} \times \frac{1}{10}\)

OpenStudy (anonymous):

It would be 1%. Remember, the chance of spinning a single A would be 1 in 10, or 10%. Thus, two A's would be 1%, as 10% of 10% is 1%.

ganeshie8 (ganeshie8):

multiply it with 100, to get %

OpenStudy (anonymous):

okay and then the next one says Probability of vowel and consonant i was thinking this is 25%

ganeshie8 (ganeshie8):

how many vowels do u hav ?

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