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March 1, 2015

Posted by **Tina** on Monday, February 11, 2013 at 11:38pm.

Question text

A fair coin is tossed 6 times. What is the probability to the nearest hundredth of obtaining at least one head?

Select one:

a. .08

b. .98

c. .50

d. .02

- math -
**Steve**, Tuesday, February 12, 2013 at 12:09amWhat's the probability of zero heads? The same as 6 tails:

(1/2)^6 = 1/64

So, P(>=1 head) = 1 - 1/64 = 63/64

Looks like (B)

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