Julie and Mona know that that Earth’s average distance from the Sun is approximately 93 million miles and it takes 1 year to com
1 answer:
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Solution -
The probability of getting 6 from a single roll of a fair dice =
The probability of getting any other number rather than 6 would be
So when the outcome is 6, then he wins $5 ,otherwise he has to pay $2
So
E(X) = Expectation value = ( ∵ $5 gain so +ve and $2 loss so -ve)
=
∴ So Merrill will lose dollar
Answer:
(a) (b)
(c)
Step-by-step explanation:
GIVEN: Miranda has a bag of marbles with blue marbles,
white marbles, and
TO FIND: a) A Blue, then a red Preview
,b)A red, then a white Preview
,c) A Blue, then a Blue, then a Blue.
SOLUTION:
Total marbles in bag
(a)
Probability of drawing blue marble
As marble is not returned to bag,
Probability of drawing red marble
(b)
Probability of drawing red marble
As marble is not returned to bag,
Probability of drawing white marble
(c)
Probability of drawing blue marble
As marble is not returned to bag,
Probability of drawing second blue marble
As marble is not returned to the bag
Probability of drawing third blue marble