or fewer children. (Data from: gss.nore.org320*.165.258.162281P(x)Find the expected value for the number of childrenSolution Using the formula for the expected valEx)= 0(.281) + 1(.162) +2(.258) 3(.165) +1.804.For those respondents with 7 or fewer childreis 1.8049.1 Exercises12.or each of the experiments described, let x determine a random vari-hle and use your knowledge ofprobability to prepare a probabilitydistribution. (Hint: Use a tree diagram.)5xr4P(x)1. Four children are born, and the number of boys is noted.(Assume an equal chance of a boy or a girl for each birth.)Find the ex2. Two dice are rolled, and the total number of dots is recorded.bility func3. Three cards are drawn from a deck. The number of Queens are13. Pcounted.44. Two names are drawn from a hat, signifying who should go pickup pizza. Three of the names are on the swim team and two arenot. The number of swimmers selected is counted..3Draw a histogram for each of the given exercises, and shade the regionhat gives the indicated probability. (See Example 1.).25. Exercise 1; P(x2). Exercise 2; P(x.111)Exercise 3; P(at least one queen)Exercise 4: P(fewer than two swimmersI/

Question
Asked Dec 3, 2019
2 views

Can you please do number 1 

or fewer children. (Data from: gss.nore.org
3
2
0
*
.165
.258
.162
281
P(x)
Find the expected value for the number of children
Solution Using the formula for the expected val
Ex)= 0(.281) + 1(.162) +2(.258) 3(.165) +
1.804.
For those respondents with 7 or fewer childre
is 1.804
9.1 Exercises
12.
or each of the experiments described, let x determine a random vari-
hle and use your knowledge ofprobability to prepare a probability
distribution. (Hint: Use a tree diagram.)
5
xr
4
P(x)
1. Four children are born, and the number of boys is noted.
(Assume an equal chance of a boy or a girl for each birth.)
Find the ex
2. Two dice are rolled, and the total number of dots is recorded.
bility func
3. Three cards are drawn from a deck. The number of Queens are
13. P
counted.
4
4. Two names are drawn from a hat, signifying who should go pick
up pizza. Three of the names are on the swim team and two are
not. The number of swimmers selected is counted.
.3
Draw a histogram for each of the given exercises, and shade the region
hat gives the indicated probability. (See Example 1.)
.2
5. Exercise 1; P(x
2)
. Exercise 2; P(x
.1
11)
Exercise 3; P(at least one queen)
Exercise 4: P(fewer than two swimmers
I/
help_outline

Image Transcriptionclose

or fewer children. (Data from: gss.nore.org 3 2 0 * .165 .258 .162 281 P(x) Find the expected value for the number of children Solution Using the formula for the expected val Ex)= 0(.281) + 1(.162) +2(.258) 3(.165) + 1.804. For those respondents with 7 or fewer childre is 1.804 9.1 Exercises 12. or each of the experiments described, let x determine a random vari- hle and use your knowledge ofprobability to prepare a probability distribution. (Hint: Use a tree diagram.) 5 xr 4 P(x) 1. Four children are born, and the number of boys is noted. (Assume an equal chance of a boy or a girl for each birth.) Find the ex 2. Two dice are rolled, and the total number of dots is recorded. bility func 3. Three cards are drawn from a deck. The number of Queens are 13. P counted. 4 4. Two names are drawn from a hat, signifying who should go pick up pizza. Three of the names are on the swim team and two are not. The number of swimmers selected is counted. .3 Draw a histogram for each of the given exercises, and shade the region hat gives the indicated probability. (See Example 1.) .2 5. Exercise 1; P(x 2) . Exercise 2; P(x .1 11) Exercise 3; P(at least one queen) Exercise 4: P(fewer than two swimmers I/

fullscreen
check_circle

Expert Answer

Step 1

The tree diagram for the sampl...

1/2
В
/2
1/2
-G
1/2
G
В
1/2
В
1/2
/2
В
G
/2
1/2
В
В
L/2
1/2
G
1/2
G
1/2
В
G
L/2
/2
G
/2
В
В
1/2
/2
G
1/2
G
В
/2
В
1/2
/2
G
- G
/2
/2
В
В
1/2
/2
- G
1/2
G
1/2
G
/2
В
/2
G
B2
B
help_outline

Image Transcriptionclose

1/2 В /2 1/2 -G 1/2 G В 1/2 В 1/2 /2 В G /2 1/2 В В L/2 1/2 G 1/2 G 1/2 В G L/2 /2 G /2 В В 1/2 /2 G 1/2 G В /2 В 1/2 /2 G - G /2 /2 В В 1/2 /2 - G 1/2 G 1/2 G /2 В /2 G B2 B

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Probability

Other

Related Probability Q&A

Find answers to questions asked by student like you

Show more Q&A add
question_answer

Q: A bag of marbles has 8 green, 10 red, and 5 blue marbles. One marble is drawn from the bag (no peeki...

A: Introduction:The probability of an event A is the number of cases favorable to A, n (A), divided by ...

question_answer

Q: The following data represent the amount of time (in minutes) a random sample of eight students took ...

A: The mean exam time is A) 97.50 and it is computed below: From the given information, the exam times ...

question_answer

Q: Two dice are rolled. Determine the probability of rolling a sum of 6 or doubles.

A: The sample space of the 36 possible outcomes for a pair of fair dice is,

question_answer

Q: Escalate - Show every mynute steps in DETAILED!

A: Some formulae:Suppose X follows a Laplace (or, double exponential) distribution with parameters μ an...

question_answer

Q: show every mynute step in detail for problem (b)

A: Given,

question_answer

Q: Several psychology students are unprepared for a surprise​ true/false test with 20 questions, and al...

A: Given information:Sample size (n) = 20The options of the questions are true or false for the all unp...

question_answer

Q: 4. A machine works for an exponentially distributed time with rate u and then fails. A repair crew c...

A: As per the questionLet T be the time between two successive replacementsIt is given by the sum of li...

question_answer

Q: What would the probability of selecting all 5 cards to be a Diamond or a Club

A: Combination Rule:The arrangement of r objects from n different objects is given by:

question_answer

Q: RE: Hypothesis Testing - Standardized test statistic value Please help solve problem #32. Thank you.

A: 32. From the given information, the claim of the problem is the population proportion of voters turn...