The random variable x represents the number of boys in a family of three children. Assuming that boys and girls are equally likely find the mean and standard deviation for the random variable x P(x) O 0.125 0.375 2. 0.375 3. 0.125 OA mean: 1.50, standard deviation: 0.76 OB. mean: 2.25, standard deviation: 0.76 Oc. mean 1.50, standard deviation: 0.87 OD. mean 2.25, standard deviation 087
The random variable x represents the number of boys in a family of three children. Assuming that boys and girls are equally likely find the mean and standard deviation for the random variable x P(x) O 0.125 0.375 2. 0.375 3. 0.125 OA mean: 1.50, standard deviation: 0.76 OB. mean: 2.25, standard deviation: 0.76 Oc. mean 1.50, standard deviation: 0.87 OD. mean 2.25, standard deviation 087
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 12PPS
Related questions
Topic Video
Question
![The random variable x represents the number of boys in a family of three children. Assuming that boys and girls are equally likely, find the mean and standard deviation for the random variable x
P(x)
0.125
0.375
2.
0.375
0.125
3.
OA. mean: 1.50; standard deviation: 0.76
OB. mean: 2.25, standard deviation: 0.76
OC. mean: 1.50; standard deviation: 087
OD. mean 2.25, standard deviation 0 87
Click to select your anewer
Type here to search
4.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F001276f9-a430-4e8a-8847-3bf77492158c%2Fc0c6fbcc-aa33-4df0-b987-378d800b3015%2F3eelqck_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The random variable x represents the number of boys in a family of three children. Assuming that boys and girls are equally likely, find the mean and standard deviation for the random variable x
P(x)
0.125
0.375
2.
0.375
0.125
3.
OA. mean: 1.50; standard deviation: 0.76
OB. mean: 2.25, standard deviation: 0.76
OC. mean: 1.50; standard deviation: 087
OD. mean 2.25, standard deviation 0 87
Click to select your anewer
Type here to search
4.
![Find the mean of the binomial distribution for which n= 90 and p = 0.2. Round the answer to the nearest hundredth, as needed.
O A. 90.00
O B. 18.00
O C. 3.79
O D. 45.00
Click to select your answer.
O Type here to search
近](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F001276f9-a430-4e8a-8847-3bf77492158c%2Fc0c6fbcc-aa33-4df0-b987-378d800b3015%2F9plxcwe_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Find the mean of the binomial distribution for which n= 90 and p = 0.2. Round the answer to the nearest hundredth, as needed.
O A. 90.00
O B. 18.00
O C. 3.79
O D. 45.00
Click to select your answer.
O Type here to search
近
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
Step 1
Note:
Hi there! Thank you for posting the questions. As there are several independent questions, according to our policy we have solved the first question. If you need help with other question, please re post separately.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Glencoe Algebra 1, Student Edition, 9780079039897…](https://www.bartleby.com/isbn_cover_images/9780079039897/9780079039897_smallCoverImage.jpg)
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
![Big Ideas Math A Bridge To Success Algebra 1: Stu…](https://www.bartleby.com/isbn_cover_images/9781680331141/9781680331141_smallCoverImage.jpg)
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
![Glencoe Algebra 1, Student Edition, 9780079039897…](https://www.bartleby.com/isbn_cover_images/9780079039897/9780079039897_smallCoverImage.jpg)
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
![Big Ideas Math A Bridge To Success Algebra 1: Stu…](https://www.bartleby.com/isbn_cover_images/9781680331141/9781680331141_smallCoverImage.jpg)
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt