Judy tosses a coin four times. Draw a tree diagram showing the possible outcomes. Select the probability of getting at least 2 tails.<

Question

Judy tosses a coin four times. Draw a tree diagram showing the possible outcomes. Select the probability of getting at
least 2 tails.
A. 1/4 B. 11/16. C.3/8. D.5/16

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Thiên Ân 6 months 2021-07-18T23:07:19+00:00 1 Answers 4 views 0

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  1. quangkhai
    0
    2021-07-18T23:08:40+00:00
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    Answer:

    B. 11/16

    Step-by-step explanation:

    tossing a coin 4 times, with 2 possible outcomes each time: 2 x 2 x 2 x 2 = 16 total possible outcomes. All but 5 have at least 2 tails.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )