In a study of 783 randomly selected medical malpractice lawsuits, it was found that 482 of them were dropped or dismissed. Use a 0.01 significance level to test the claim that most medicalmalpractice lawsuits are dropped or dismissed.Which of the following is the hypothesis test to be conducted?OA. Ho: p=0.5H₁: p > 0.5OC. Ho: p > 0.5H₁: p=0.5OE. Ho: p* 0.5H₁: p=0.5What is the test statistic?(Round to two decimal places as needed.)What is the P-value?P-value=(Round to three decimal places as needed.)B. Ho: p=0.5H₁: p=0.5OD. Ho: p=0.5H₁: p<0.5OF. Ho: p<0.5H₁: p=0.5What is the conclusion about the null hypothesis?OA. Reject the null hypothesis because the P-value is less than or equal to the significance level, a.OB. Fail to reject the null hypothesis because the P-value is greater than the significance level, a.C. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a.OD. Reject the null hypothesis because the P-value is greater than the significance level, a.

Sample size n =783 Favorable cases x =482 Sample proportion p^=x/n =482/783 =0.6156

Answered: m a study of 783 randomly selected…

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

If the test statistic is -1.8 on the Z distribution at a 3% significance level for a left-sided test, what is the conclusion? O Not enough information to make a conclusion. Fail to reject the null hypothesis. O Reject the null hypothesis. M
also the z test and p value?
n a study of 817 randomly selected medical malpractice lawsuits, it was found that 484 of them were dropped or dismissed. Use a 0.05 significance level to test the claim that most medical malpractice lawsuits are dropped or dismissed. Which of the following is the hypothesis test to be conducted? A. Upper H 0 : p less than 0.5 Upper H 1 : p equals 0.5 B. Upper H 0 : p equals 0.5 Upper H 1 : p greater than 0.5 Your answer is correct. C. Upper H 0 : p equals 0.5 Upper H 1 : p less than 0.5 D. Upper H 0 : p equals 0.5 Upper H 1 : p not equals 0.5 E. Upper H 0 : p not equals 0.5 Upper H 1 : p equals 0.5 F. Upper H 0 : p greater than 0.5 Upper H 1 : p equals 0.5 What is the test statistic? z = p-value = conclusion
In 1997, a survey of 800800 households showed that 132132 of them use e-mail. Use those sample results to test the claim that more than 15% of households use e-mail. Use a 0.05 significance level. Use this information to answer the following questions. a. Which of the following is the hypothesis test to be conducted? A. Upper H 0 : p equals 0.15H0: p=0.15 Upper H 1 : p not equals 0.15H1: p≠0.15 B. Upper H 0 : p equals 0.15H0: p=0.15 Upper H 1 : p less than 0.15H1: p<0.15 C. Upper H 0 : p greater than 0.15H0: p>0.15 Upper H 1 : p equals 0.15H1: p=0.15 D. Upper H 0 : p equals 0.15H0: p=0.15 Upper H 1 : p greater than 0.15H1: p>0.15 Your answer is correct. E. Upper H 0 : p less than 0.15H0: p<0.15 Upper H 1 : p equals 0.15H1: p=0.15 F. Upper H 0 : p not equals 0.15H0: p≠0.15 Upper H 1 : p equals 0.15H1: p=0.15 b. What is the test statistic? zequals=nothing (Round to two decimal places as needed.) What is it the…
Consider a sample of 47 football games, where 28 of them were won by the home team. Use a 0.01 significance level to test the claim that the probability that the home team wins is greater than one-half. Identify the null and alternative hypotheses for this test. Choose the correct answer below. O A. Ho: p=0.5 H₁: p=0.5 ⒸB. Ho: p=0.5 H₁: p>0.5 O C. Ho:p>0.5 H₁: p=0.5 O D. Ho: p=0.5 H₁: p<0.5 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is. (Round to three decimal places as needed.) Identify the conclusion for this hypothesis test. O A. Fail to reject Ho. There is not sufficient evidence to support the claim that the probability of the home team winning is greater than one-half. B. Reject Ho. There is not sufficient evidence to support the claim that the probability of the home team winning is greater than…
Results from a civil servant exam are shown in the table to the right. Is there sufficient evidence to support the claim that the results from the test are discriminatory? Use a 0.05 significance level. Passed Failed White candidates 14 13 Minority candidates 11 29 a. Determine the null and alternative hypothesis. Determine test statistic (Round to three decimal places). Determine the p value of the statistic.(Round to four decimal places). b. Is there sufficient evidence to support the claim that the results from the test are discriminatory?
Rhino viruses typically cause common colds. In a test of the effectiveness of echinacea, 35 of the 42 subjects treated with echinacea developed rhinovirus infections. In a placebo group, 94 of the 110 subjects developed rhinovirus infections. Use a 0.01 significance level to test the claim that echinacea has an effect on rhinovirus infections. Complete parts (a) through (c) below. a. Test the claim using a hypothesis test. Consider the first sample to be the sample of subjects treated with echinacea and the second sample to be the sample of subjects treated with a placebo. What are the null and alternative hypotheses for the hypothesis test? O A. Ho: P1 = P2 H:Pq P2 O C. Ho: P1
A 0.1 significance level is used for a hypothesis test of the claim that when parents use a particular method of gender selection, the proportion of baby girls is less than 0.5. Assume that sample data consists of 36 girls in 81 births. Complete (a) through (d) below. a. Identify the null hypothesis and the alternative hypothesis. b. What is the value of a? (an integer or decimal) c. Is the test two-tailed, left-tailed, or right-tailed? d. What is the P-value? (round to four decimal places)
What is the test statistic? z= What is the P-value? What is the conclusion about the null hypothesis? Thank You!
K In a study of 799 randomly selected medical malpractice lawsuits, it was found that 505 of them were dropped or dismissed. Use a 0.01 significance level to test the claim that most medical malpractice lawsuits are dropped or dismissed. What is the conclusion about the null hypothesis? OA. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. OB. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. OC. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, α. OD. Reject the null hypothesis because the P-value is greater than the significance level, a. What is the final conclusion? OA. There is sufficient evidence to support the claim that most medical malpractice lawsuits are dropped or dismissed. OB. There is not sufficient evidence to warrant rejection of the claim that most medical malpractice lawsuits are dropped pr dismissed. OC. There is…
Do a hypothesis for the following, make sure to include and label all five steps: Test the claim that Treatment is independent of your reaction. Use a .05 significance level. Drug Placebo Headaches 29 25 No Headaches 65 73
P value =????

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