SOLUTION: Suppose that 44 fair, six-sided dice are thrown. What is the expected number of 1's? Round your answer to two decimal places.

Algebra.Com
Question 1136838: Suppose that 44 fair, six-sided dice are thrown. What is the expected number of 1's?
Round your answer to two decimal places.

Answer by ikleyn(52858)   (Show Source): You can put this solution on YOUR website!
.

Mathematical expectation is    = = 7.333...   in this case.

Notice that this value is called "mathematical expectation" in this experiment  (!).


It is the major thing to learn from this problem . . .



RELATED QUESTIONS

You roll two six-sided fair dice. a. Let A be the event that either a 4 or 5 is... (answered by math_tutor2020)
You roll two six-sided fair dice. a. Let A be the event that either a 3 or 4 is... (answered by ikleyn,greenestamps)
Suppose 5 fair 6-sided dice are thrown at a time and they are independant of each other.... (answered by stanbon)
You roll two six-sided fair dice. a. Let A be the event that the first die is even... (answered by solver91311)
Six different colored dice are rolled. Of interest is the number of dice that show a "1." (answered by ikleyn,math_tutor2020)
You roll two six-sided fair dice. a. Let A be the event that the first die is odd and (answered by math_tutor2020)
What is the probability of getting a sum of 20 when rolling three fair six-sided dice?... (answered by ikleyn,math_tutor2020)
If you roll two six-sided dice, what is the probability that the sum is 6 or 7? Your... (answered by Edwin McCravy)
A fair six sided dice is thrown. What is the probability that the die shows a number less (answered by Edwin McCravy)