Question content area top
Part 1
According to an article,
3838%
of adults have experienced a breakup at least once during the last 10 years. Of
ninenine
randomly selected adults, find the probability that the number, X, who have experienced a breakup at least once during the last 10 years is
a.
exactly five; at most five; at least five.
b.
at least one; at most one.
c.
between
sixsix
and
eighteight,
inclusive.
d.
Determine the probability distribution of the random variable X.
e.
Strictly speaking, why is the probability distribution that you obtained in part (d) only approximately correct? What is the exact distribution called?
Question content area bottom
Part 1
a. The probability that exactly five adults have experienced a breakup at least once during the last 10 years is
0.1480.148.
(Round to three decimal places as needed.)
Part 2
The probability that at most five adults have experienced a breakup at least once during the last 10 years is
0.9210.921.
(Round to three decimal places as needed.)
Part 3
The probability that at least five adults have experienced a breakup at least once during the last 10 years is
0.2260.226.
(Round to three decimal places as needed.)
Part 4
b. The probability that at least one adult has experienced a breakup at least once during the last 10 years is
enter your response here.
(Round to three decimal places as needed.)