SOLUTION: A coin is tossed three times. The table shows the possible outcomes and the
probability of each outcome.
Number of heads:
3 ➔ probability: 1/8
2 ➔ probab
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Percentage-and-ratio-word-problems
-> SOLUTION: A coin is tossed three times. The table shows the possible outcomes and the
probability of each outcome.
Number of heads:
3 ➔ probability: 1/8
2 ➔ probab
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Question 983434: A coin is tossed three times. The table shows the possible outcomes and the
probability of each outcome.
Number of heads:
3 ➔ probability: 1/8
2 ➔ probability: 3/8
1 ➔ probability: 3/8
0 ➔ probability: 1/8
What is the expected number of heads?
Answer choices include:
a.) 1
b.) 3/2
c.) 2
d.) 5/2
