1.

Based on apoll, 60% of adults believe in reincarnation. Assume that 6 adults are randomlyselected, and find the indicated probability. Complete parts(a) through(d) below.

a. What is the probability that exactly 5 of the selected adults believe inreincarnation?

The probability that exactly 5 of the 6 adults believe in reincarnation is

nothing

.

(Round to three decimal places asneeded.)

b. What is the probability that all of the selected adults believe inreincarnation?

The probability that all of the selected adults believe in reincarnation is

nothing

.

(Round to three decimal places asneeded.)

c. What is the probability that at least 5 of the selected adults believe inreincarnation?

The probability that at least 5 of the selected adults believe in reincarnation is

nothing

.

(Round to three decimal places asneeded.)

d. If 6 adults are randomlyselected, is 5 a significantly high number who believe inreincarnation?

A.

No, because the probability that 5 or more of the selected adults believe in reincarnation is greater than 0.05.

B.

Yes, because the probability that 5 or more of the selected adults believe in reincarnation is less than 0.05.

C.

Yes, because the probability that 5 or more of the selected adults believe in reincarnation is greater than 0.05.

D.

No, because the probability that 5 or more of the selected adults believe in reincarnation is less than 0.05.

2.

Assume that when adults with smartphones are randomlyselected, 52% use them in meetings or classes. If 5 adult smartphone users are randomlyselected, find the probability that exactly 2 of them use their smartphones in meetings or classes.