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

how should this sentence be changed? everything having been planned in advance the party went like clockwork. A. change having been to being B.change having b
What does a Brazilian classroom look like? girls and boys together girls and boys separated only boys go to school only girls go to school
The depth of a lake is 15.8 meters. By how many meters does the measured depth differ from the actual depth?
(a) Identify one action Andersons congregation took to help her career. (b) What does their decision to help suggest about Andersons talent as a young girl? pl
could you give any suggestions on how to improve online classes?​
What are the most common bloodborne pathogens? select 3 that apply A.) HIV B.) Influenza C.) Hepatitis B D.) Hepatitis C E.) Tuberculosis
Subtract to find the value of 15(2/3-2/5)
How were the earliest americans affected by their environment
100 pts, 4 questions I am having issues answering 17 Explain oxidation using rust as an example 19 What is a solution that cannot dissolve any more solute beca
EL GOL CUADRADO LLEVAN LOS MISMO REPUESTOS ?