In order to conduct a hypothesis test for the population proportion, you sample 320 observations that result in 128 successes. He: p = 0.45; HA: P < 0.45. a-1. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round final answer to 2 decimal places.) Test statistic a-2. Find the p-value. p-value < 0.01 0.01 s p-value < 0.025 2 0.025 s p-value < 0.05 0.05 s p-value < 0.10 p-value > 0.10 a-3. At the 5% significance level, What is the conclusion? Reject He since the p-value is greater than significance level. Reject He since the p-value is smaller than significance level. Do not reject He since the p-value is greater than significance level. Do not reject He since the p-value is smaller than significance level. We conclude that the population mean is less than 0.45. We cannot a-4. Interpret the results at a = 0.05.
In order to conduct a hypothesis test for the population proportion, you sample 320 observations that result in 128 successes. He: p = 0.45; HA: P < 0.45. a-1. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round final answer to 2 decimal places.) Test statistic a-2. Find the p-value. p-value < 0.01 0.01 s p-value < 0.025 2 0.025 s p-value < 0.05 0.05 s p-value < 0.10 p-value > 0.10 a-3. At the 5% significance level, What is the conclusion? Reject He since the p-value is greater than significance level. Reject He since the p-value is smaller than significance level. Do not reject He since the p-value is greater than significance level. Do not reject He since the p-value is smaller than significance level. We conclude that the population mean is less than 0.45. We cannot a-4. Interpret the results at a = 0.05.
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 26PFA
Related questions
Question
100%
Answer completely. No need for long solutions. Just brief solutions with correct answers. I will upvote. Thank you
![In order to conduct a hypothesis test for the population proportion, you sample 320 observations that result in 128 successes.
He: p = 0.45; HA: P < 0.45.
a-1. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round final answer to 2 decimal
places.)
Test statistic
a-2. Find the p-value.
p-value < 0.01
0.01 s p-value < 0.025
2
0.025 s p-value < 0.05
0.05 s p-value < 0.10
p-value > 0.10
a-3. At the 5% significance level, What is the conclusion?
Reject He since the p-value is greater than significance level.
Reject He since the p-value is smaller than significance level.
Do not reject He since the p-value is greater than significance level.
Do not reject He since the p-value is smaller than significance level.
We conclude that the population mean is less than 0.45.
We cannot conclude that the population mean is less than 0.45.
We conclude that the population proportion is less than 0.45.
We cannot conclude that the population proportion is less than 0.45.
a-4. Interpret the results at
a = 0.05.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff5af56cc-b2d3-4c6c-9e4d-9e21ec513093%2Fa0859a8d-0ec3-422c-8c1b-b4bca76ea98a%2Fuqm2w3_processed.jpeg&w=3840&q=75)
Transcribed Image Text:In order to conduct a hypothesis test for the population proportion, you sample 320 observations that result in 128 successes.
He: p = 0.45; HA: P < 0.45.
a-1. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round final answer to 2 decimal
places.)
Test statistic
a-2. Find the p-value.
p-value < 0.01
0.01 s p-value < 0.025
2
0.025 s p-value < 0.05
0.05 s p-value < 0.10
p-value > 0.10
a-3. At the 5% significance level, What is the conclusion?
Reject He since the p-value is greater than significance level.
Reject He since the p-value is smaller than significance level.
Do not reject He since the p-value is greater than significance level.
Do not reject He since the p-value is smaller than significance level.
We conclude that the population mean is less than 0.45.
We cannot conclude that the population mean is less than 0.45.
We conclude that the population proportion is less than 0.45.
We cannot conclude that the population proportion is less than 0.45.
a-4. Interpret the results at
a = 0.05.
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
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
![College Algebra](https://www.bartleby.com/isbn_cover_images/9781938168383/9781938168383_smallCoverImage.gif)
![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
![College Algebra](https://www.bartleby.com/isbn_cover_images/9781938168383/9781938168383_smallCoverImage.gif)
![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
![Algebra: Structure And Method, Book 1](https://www.bartleby.com/isbn_cover_images/9780395977224/9780395977224_smallCoverImage.gif)
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
![Holt Mcdougal Larson Pre-algebra: Student Edition…](https://www.bartleby.com/isbn_cover_images/9780547587776/9780547587776_smallCoverImage.jpg)
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
![PREALGEBRA](https://www.bartleby.com/isbn_cover_images/9781938168994/9781938168994_smallCoverImage.gif)