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פּוֹפּוּלָרִי Word Problems >

If a fair coin is tossed 6 times, what is the probability, rounded to the nearest thousandth, of getting at most 2 heads?

פתרון

I f a f ai r co in i s t osse d 6 t im es, w ha t i s t h e p ro babi l i t y, ro u n d e d t o t h e n e a res t t h o u s an d t h, o f g e tt in g a t m os t 2 h e a d s ?

פתרון

\frac{21}{64}

+1

עשרוני

0.328125

צעדי פתרון

Probability of a head when a coin is thrown:

\frac{1}{2}

The probability of rounded to the nearest thousandth of getting at most 2 heads:

\frac{21}{64}

= \frac{21}{64}

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