The number of successes and the sample size for a simple random sample from a population are given below.x = 7, n = 28, H₁: p=0.4, H₂: p<0.4, α = 0.10a. Determine the sample proportion.b. Decide whether using the one-proportion z-test is appropriate.c. If appropriate, use the one-proportion z-test to perform the specified hypothesis test.a. The sample proportion is(Type an integer or a decimal. Do not round.)

The given information is x=7,n=28,H0:p=0.4,Ha:p<0.4,α=0.10.

Answered: The number of successes and the sample…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

What are the correct answers?
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z test to perform the required hypothesis test at the 10% signifigance level. Find the test statistics and P-Values. x bar-22 n=36 s=5 Ho: mean =24 Ha: mean < 24
Solve for the following questions correctly please
A sample mean, sample size, and sample standard deviation are provided below. Use the one-mean t-test to perform the required hypothesis test at the 10% significance level. x=25, s=10, n=24, H0: μ=24, Ha: μ>24 The P-value is=? less than 0.01. between 0.01 and 0.05. between 0.05 and 0.1. greater than 0.1.
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z test to perform the required hypothesis test at the 1% signifigance level. Find the test statistic and p-value. Do we reject or fail to reject? x bar=17 n=36 standard deviation=6 Ho: mean=21 Ha: mean <21
What are the hypotheses for the test? A. H0: β1≠0 and Ha: β1=0 B. H0: β1=0 and Ha: β1<0 C. H0: β1=0 and Ha: β1>0 Your answer is not correct. D. H0: β1=0 and Ha: β1≠0 This is the correct answer. What is the test statistic? t= (Round to two decimal places as needed.) Find the P-value. P-value= (Round to three decimal places as needed.) Part 4 Which of the following is the correct conclusion for the hypothesis test? A. Do not reject H0; the data provide sufficient evidence to conclude that x is useful for predicting y. B. Reject H0; the data do not provide sufficient evidence to conclude that x is useful for predicting y. C. Do not reject H0; the data do not provide sufficient evidence to conclude that x is useful for predicting y. Your answer is correct. D. Reject H0; the data provide sufficient evidence to conclude that x is useful for predicting y. Part 5 b. Find a 95%…
Use the sample data below to test the hypotheses Ho: p1 = p2 = P3 Ha : Not all population proportions are the same Populations Response 1 3 Yes 150 150 93 No 100 150 107 where p; is the population proportion of yes responses for population i. Using a 0.05 level of significance. a. Compute the sample proportion for each population. Round your answers to two decimal places. P1 P2 P3 b. Use the multiple comparison procedure to determine which population proportions differ significantly. Use a 0.05 level of significance. Round p;, P;, and absolute difference to two decimal places. Use Table 3 of Appendix B. |Absolute| Critical Significant if |Diff| > Comparison Pi Pj Difference nj Value CV 1 vs 2 - Select your answer - 1 vs 3 - Select your answer - ♥ 2 vs 3 - Select your answer - ♥
What is the standard error for the independent sample t statistic for the two samples? Sample 1 n = 6, SS = 56 Sample 2 n = 4, SS = 40 Select one: 2.24 9.6 12 5
10
Use technology and a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u>79; a =0.10 Sample statistics: x= 80.6, s= 2.9, n3 28 What are the null and alternative hypotheses? Choose the correct answer below. A. Ho: HS79 O B. Ho: H2 79 Ha H79 O D. Ho: H= 79 HA: H+79 O C. Ho: H#79 Ha: H = 79 What is the value of the standardized test statistic? The standardized test statistic is 2.92. (Round to two decimal places as needed.) What is the P-value of the test statistic? P-value = (Round to three decimal places as needed.)
Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u = 52,600, a = 0.10 Sample statistics: x = 52,489, s = 1400, n = 19 Click the icon to view the t-distribution table. What are the null and alternative hypotheses? Choose the correct answer below. O A. H, ps52,600 H, p> 52,600 B. H, =52,600 H, p#52,600 OC H, p252.600 H, p<52,600 O D. H, p 52, 600 H, p= 52,600 What is the value of the standardized test statistic? The standardized test statistic is Round to two decimal places as needed.)
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test to perform the required hypothesis test at the 5% significance level. x=33, n=12, 0=4, Ho: H = 31, Hai H>31

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS