Question
A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town Televisions 0 1 2
A frequency distribution is shown below. Complete parts (a) and (b).
The number of televisions per household in a small town
Televisions
0
1
2
3
Households
20
448
721
1408
(a) Use the frequency distribution to construct a probability distribution.
x
P(x)
0
1
2
3
(Round to three decimal places as needed
Describe the histogram's shape. Choose the correct answer below.
skewed left
skewed right
symmetric
In a sample of
900
U.S. adults,
171
dine out at a restaurant more than once per week.
Two
U.S. adults are selected at random from the population of all U.S. adults without replacement. Assuming the sample is representative of all U.S. adults, complete parts (a) through (d).
(a) Find the probability that both adults dine out more than once per week.
The probability that both adults dine out more than once per week is
nothing.
(Round to three decimal places as needed.)
(b) Find the probability that neither adult dines out more than once per week.
The probability that neither adult dines out more than once per week is
nothing.
(Round to three decimal places as needed.)
(c) Find the probability that at least one of the two adults dines out more than once per week.
The probability that at least one of the two adults dines out more than once per week is
nothing.
(Round to three decimal places as needed.)
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started