2 years ago

A fair coin is tossed 5 times. what is the probability that it lands tails up exactly 3 times?

1 answer:

8 0

P(tail) =1/2 p( head) =1/2

5C3(1/2)^3 x (1/2)^2 = 0.313

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Dmitry [639]

Answer:

900

Step-by-step explanation:

Assume x brick

X*(1／9+1/10）一 10=X/5

X(19/90-1/5)=10

X*(1/90)=10

X=900

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2 years ago

lara31 [8.8K]

I’m pretty sure it would be a and b

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2 years ago

Lina20 [59]

Answer:

Step-by-step explanation:

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1 year ago

MariettaO [177]

I believe you will need to find what -0.125 of an inch is, subtract that from 16, then divide that into 11.

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2 years ago

melisa1 [442]

Answer:

By distance formula ,

AB² = (5+1)² + (3-6)²

AB² = 36 + 9

AB = 6.71 units

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2 years ago