CsManny4035 CsManny4035
  • 01-03-2018
  • Mathematics
contestada

A fair die is rolled 8 times.
a. what is the probability that the die comes up 6 exactly twice?
b. what is the probability

Respuesta :

Аноним Аноним
  • 01-03-2018
a.  P( first 2 are 6 and last 6 not 6) = 1/6 * 1/6 * (5/6)^6 =  0.0093027

there are 8C2 ways of getting 2  6's in 8 throws 

= 8C2 =   28

So the required probability = 28 * 0.0093027 =  0.26   to nearest hundredth.
Answer Link

Otras preguntas

Sandy has 16 roses, 8 daisies, and 32 tulips. She wants to arrange all the flowers in bouquets. Each bouquet has the same number of flowers and the same type
a baker started out with 12 cups of flour she had 9 1/4 cups of flour left after the first bunch of batter she made she had 6 1/2 cups of flour left after the
enforce is to impose as feud is to?
The dark reaction of photosynthesis is also called the
What was the main purpose of the navigation acts ?
what is the difference between a random and biased sample?
What is 123.08÷34 and how do I get the answer I'm stumped what are the steps to get the answere
Roundworms have _____ muscle that helps them move. striated circular longitudinal retractor
The placebo effect refers to
Who was considered a spokesman for the Victorian Age?