A random sample of 46 adult coyotes in a region of northern Minnesota showed the average age to be x = 2.03 years, with sample standard deviation s = 0.76 years. However, it is thought that the overall population mean age of coyotes is u = 1.75. Do the sample data indicate that coyotes in this region of northern Minnesota tend to live longer than the average of 1.75 years? Use a = 0.01. IA USE SALT (a) What is the level of significance? State the null and alternate hypotheses. O Ho: H > 1.75 yr; H: H = 1.75 yr O Họ: H- 1.75 yr; H: H 1.75 yr O Họ: u = 1.75 yr; H: u< 1.75 yr O Họ: H = 1.75 yr; H: u> 1.75 yr O Họ: H < 1.75 yr; H: H = 1.75 yr (b) What sampling distribution will you use? Explain the rationale for your choice of sampling distribution. O The Student's t, since the sample size is large and a is known. O The Student's t, since the sample size is large and a is unknown. O The standard normal, since the sample size is large and o is unknown. O The standard normal, since the sample size is large and o is known. What is the value of the sample test statistic? (Round your answer to three decimal places.) (c) Estimate the P-value. O P-value > 0.250 O 0.100 < P-value < 0.250 O 0.050 < P-value < 0.100 O 0.010 < P-value < 0.050 O P-value < 0.010
A random sample of 46 adult coyotes in a region of northern Minnesota showed the average age to be x = 2.03 years, with sample standard deviation s = 0.76 years. However, it is thought that the overall population mean age of coyotes is u = 1.75. Do the sample data indicate that coyotes in this region of northern Minnesota tend to live longer than the average of 1.75 years? Use a = 0.01. IA USE SALT (a) What is the level of significance? State the null and alternate hypotheses. O Ho: H > 1.75 yr; H: H = 1.75 yr O Họ: H- 1.75 yr; H: H 1.75 yr O Họ: u = 1.75 yr; H: u< 1.75 yr O Họ: H = 1.75 yr; H: u> 1.75 yr O Họ: H < 1.75 yr; H: H = 1.75 yr (b) What sampling distribution will you use? Explain the rationale for your choice of sampling distribution. O The Student's t, since the sample size is large and a is known. O The Student's t, since the sample size is large and a is unknown. O The standard normal, since the sample size is large and o is unknown. O The standard normal, since the sample size is large and o is known. What is the value of the sample test statistic? (Round your answer to three decimal places.) (c) Estimate the P-value. O P-value > 0.250 O 0.100 < P-value < 0.250 O 0.050 < P-value < 0.100 O 0.010 < P-value < 0.050 O P-value < 0.010
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A single question with sub-parts. Please answer all parts. I appreciate it :(
![Sketch the sampling distribution and show the area corresponding to the P-value.
-4
-2
2
4
-2
2.
-2
(d) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis? Are the data statistically significant at level a?
O At the a = 0.01 level, we reject the null hypothesis and conclude the data are statistically significant.
At the a = 0.01 level, we reject the null hypothesis and conclude the data are not statistically significant.
O At the a = 0.01 level, we fail to reject the null hypothesis and conclude the data are statistically significant.
O At the a = 0.01 level, we fail to reject the null hypothesis and conclude the data are not statistically significant.
(e) Interpret your conclusion in the context of the application.
O There is sufficient evidence at the 0.01 level to conclude that coyotes in the specified region tend to live longer than 1.75 years.
O There is insufficient evidence at the 0.01 level to conclude that coyotes in the specified region tend to live longer than 1.75 years.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8f8bc1b7-532e-44d8-ad4f-a0cc50f92c8c%2Fce76867d-8ed6-4ec7-8b81-0defbc8ad20e%2F9h0amuv_processed.png&w=3840&q=75)
Transcribed Image Text:Sketch the sampling distribution and show the area corresponding to the P-value.
-4
-2
2
4
-2
2.
-2
(d) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis? Are the data statistically significant at level a?
O At the a = 0.01 level, we reject the null hypothesis and conclude the data are statistically significant.
At the a = 0.01 level, we reject the null hypothesis and conclude the data are not statistically significant.
O At the a = 0.01 level, we fail to reject the null hypothesis and conclude the data are statistically significant.
O At the a = 0.01 level, we fail to reject the null hypothesis and conclude the data are not statistically significant.
(e) Interpret your conclusion in the context of the application.
O There is sufficient evidence at the 0.01 level to conclude that coyotes in the specified region tend to live longer than 1.75 years.
O There is insufficient evidence at the 0.01 level to conclude that coyotes in the specified region tend to live longer than 1.75 years.
![A random sample of 46 adult coyotes in a region of northern Minnesota showed the average age to be x = 2.03 years, with sample standard deviation s = 0.76 years. However, it is thought that the overall population mean age of coyotes is u = 1.75. Do
the sample data indicate that coyotes in this region of northern Minnesota tend to live longer than the average of 1.75 years? Use a = 0.01.
In USE SALT
(a) What is the level of significance?
State the null and alternate hypotheses.
О Но: и> 1.75 yr; Hi: и %3 1.75 yr
=
О Но: и %3D 1.75 yr; Hi: и + 1.75 yr
Но: и %3D 1.75 уr; Hi: и < 1.75 yr
О Но: и %3D 1.75 yr; Hi: и > 1.75 yr
О Но: и < 1.75 yr; Hi: и %3D 1.75 yr
(b) What sampling distribution will you use? Explain the rationale for your choice of sampling distribution.
O The Student's t, since the sample size is large and o is known.
O The Student's t, since the sample size is large and o is unknown.
O The standard normal, since the sample size is large and o is unknown.
O The standard normal, since the sample size is large and o is known.
What is the value of the sample test statistic? (Round your answer to three decimal places.)
(c) Estimate the P-value.
О P-value > 0.250
O 0.100 < P-value < 0.250
O 0.050 < P-value < 0.100
O 0.010 < P-value < 0.050
O P-value < 0.010](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8f8bc1b7-532e-44d8-ad4f-a0cc50f92c8c%2Fce76867d-8ed6-4ec7-8b81-0defbc8ad20e%2Fzxbsmka_processed.png&w=3840&q=75)
Transcribed Image Text:A random sample of 46 adult coyotes in a region of northern Minnesota showed the average age to be x = 2.03 years, with sample standard deviation s = 0.76 years. However, it is thought that the overall population mean age of coyotes is u = 1.75. Do
the sample data indicate that coyotes in this region of northern Minnesota tend to live longer than the average of 1.75 years? Use a = 0.01.
In USE SALT
(a) What is the level of significance?
State the null and alternate hypotheses.
О Но: и> 1.75 yr; Hi: и %3 1.75 yr
=
О Но: и %3D 1.75 yr; Hi: и + 1.75 yr
Но: и %3D 1.75 уr; Hi: и < 1.75 yr
О Но: и %3D 1.75 yr; Hi: и > 1.75 yr
О Но: и < 1.75 yr; Hi: и %3D 1.75 yr
(b) What sampling distribution will you use? Explain the rationale for your choice of sampling distribution.
O The Student's t, since the sample size is large and o is known.
O The Student's t, since the sample size is large and o is unknown.
O The standard normal, since the sample size is large and o is unknown.
O The standard normal, since the sample size is large and o is known.
What is the value of the sample test statistic? (Round your answer to three decimal places.)
(c) Estimate the P-value.
О P-value > 0.250
O 0.100 < P-value < 0.250
O 0.050 < P-value < 0.100
O 0.010 < P-value < 0.050
O P-value < 0.010
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