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Section 5.2 Homework
8. Based on a poll, 50% of adults believe in reincarnation. Assume that 5 adults are randomly selected, and find the indicated probability. Complete parts (a) through (d) below.
What is the probability that exactly 4 of the selected adults believe in reincarnation?
The probability that exactly 4 of the 5 adults believe in reincarnation is _______
What is the probability that all of the selected adults believe in reincarnation?
The probability that all of the selected adults believe in reincarnation is ____
What is the probability that at least 4 of the selected adults believe in reincarnation?
The probability that at least 4 of the selected adults believe in reincarnation is _______
If 5 adults are randomly selected, is 4 a significantly high number who believe in reincarnation?
- Yes, because the probability that 4 or more of the selected adults believe in reincarnation isgreater than 0.05.
- No, because the probability that 4 or more of the selected adults believe in reincarnation is greater than 0.05.
- No, because the probability that 4 or more of the selected adults believe in reincarnation is less than 0.05.
- Yes, because the probability that 4 or more of the selected adults believe in reincarnation is less than 0.05.