pt

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Word Problems >

A fair coin is flipped seven times. What is the probability of the coin landing tails up at most five times?

Solução

A f ai r co in i s f l i pp e d se v e n t im es . Wha t i s t h e p ro babi l i t y o f t h e co in l an d in g t ai l s u p a t m os t f i v e t im es ?

Solução

\frac{15}{16}

+1

Decimal

0.9375

Passos da solução

Find the probability of not the coin landing tails up at most 5 times:

\frac{1}{16}

Probability of the coin landing tails up at most 5 times

= 1 -

Probability of not the coin landing tails up at most 5 times

= 1 - \frac{1}{16}

1 - \frac{1}{16} = \frac{15}{16}

= \frac{15}{16}

Exemplos populares

Benjamin's age is 6 years less than twice Lucas's age. If Benjamin is 12 years old, how old is Lucas?Find the área of two triangles put together with a base of 4 and height of 2 The circunferência of a circle is 100.48 feet. What is the circle's radius?fifty less than six times a number is equal to the number.Find the number.84 is 42% of what number?