A data set includes data from 500 random tornadoes. The display from technology available below results from using the tomado lengths (miles) to test the claim that the mean tornado length is greater than 2.2 miles. Use a 0.05 significance level. Use the display toidentify the null and altemative hypotheses, test slatistic, and P-value.State the final conclusion that addresses the original claim.Hypothesis test results:p: Mean of variableHo H= 2.2HA p>2.2Variable Sample MeanLengthP-value0.2305Std. ErDFT-Stat2.38563 0.251663 499 0.737613O A. Reject Ho. There is not sufficient evidence to support the claim that the mean tomado length is greater than 22 milesO B. Fail to reject Ho. There is sufficient evidence to support the claim that the mean tornado length is greater than 2.2 miles.O C. Reject Hn. There is sufficient evidence to support the claim that the mean tomado length is greater than 2.2 milesD. Fail to reject Hg. There is not sufficient evidence to support the claim that the mean tornado length is greater than 2.2 mies

GivenThe null and alternative hypothesis isH0:μ=2.2HA:μ>2.2Mean(x)=2.38563standard error…

Answered: A data set includes data from 500…

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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Consider a drug that is used to help prevent blood clots in certain patients. In clinical trials, among 6105 patients treated with this drug, 158 developed the adverse reaction of nausea. Use a 0.05 significance level to test the claim that 3% of users develop nausea. Does nausea appear to be a problematic adverse reaction? Identify the null and alternative hypotheses for this test. Choose the correct answer below. A. H0:p=0.03 H1:p≠0.03 B. H0:p=0.03 H1:p>0.03 C. H0:p≠0.03 H1:p=0.03 D. H0:p=0.03 H1:p<0.03 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. A. Fail to reject H0.There is sufficient evidence to warrant rejection of the claim that 3% of users…
Park officials make predictions of times to the next eruption of a particular geyser, and collect data for the errors (minutes) in those predictions. The display from technology available below results from using the prediction errors to test the claim that the mean prediction error is equal to zero. Comment on the accuracy of the predictions. Use a 0.05 significance level. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. Difference t (Observed value) | t | (Critical value) DF p-value (Two-tailed) alpha −0.487 −7.48 1.986 91 <0.0001 0.05 Question content area bottom Part 1 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses?
Use the technology display, which results from the head injury measurements from car crash dummies listed below. The measurements are in hic (head injury criterion) units, and they are from the same cars used for the table below. Use a 0.01 significance level to test the given claim. Test the null hypothesis that head injury measurements are not affected by an interaction between the type of car (foreign, domestic) and size of the car (small, medium, large). What do you conclude? Click the icon to view the data table and technology display. What are the null and alternative hypotheses? O A. Ho: Head injury measurements are affected by an interaction between type of car and size of B. Ho: Head injury measurements are not affected by an interaction between type of car and size of the car. H₁: Head injury measurements are affected by an interaction between type of car and size of the car. the car. H₁: Head injury measurements are not affected by an interaction between type of car and size…
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A data set includes data from 500 random tornadoes. The display from technology available below results from using the tornado lengths (miles) to test the claim that the mean tornado length is greater than 2.7 miles. Use a 0.05 significance level. Use the display to identify the null and alternative hypotheses, test statistic, and P-value. State the final conclusion that addresses the original claim.
Consider a drug that is used to help prevent blood clots in certain patients. In clinical trials, among 6034 patients treated with this drug, 165 developed the adverse reaction of nausea. Use a 0.10 significance level to test the claim that 3% of users develop nausea. Does nausea appear to be a problematic adverse reaction? Identify the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho: p=0.03 H₁: p=0.03 OB. Ho: p=0.03 H₁: p0.03 OD. Ho: p *0.03 H₁: p=0.03 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. Reject Ho. There is sufficient evidence to warrant rejection of the claim that 3% of users develop nausea. OB. Fail to reject Ho. There is not sufficient evidence to…
A data set includes data from 500 random tornadoes. The display from technology available below results from using the tornado lengths (miles) to test the claim that the mean tornado length is greater than 2.2 miles. Use a 0.05 significance level. Use the display to identify the null and alternative hypotheses, test statistic, and P-value. State the final conclusion that addresses the original claim. Hypothesis test results: p: Mean of variable Ho : µ = 2.2 HA: H> 2.2 Variable Sample Mean Length Std. Err. 2.38563 0.251663 499 0.737613 DF T-Stat P-value 0.2305
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Park officials make predictions of times to the next eruption of a particular geyser, and collect data for the errors (minutes) in those predictions. The display from technology available below results from using the prediction errors to test the claim that the mean prediction error is equal to zero. Comment on the accuracy of the predictions. Use a 0.05 significance level. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. Difference: -0.393 t (Observed value): -7.45 | t | (Critical value): 1.986 DF: 91 p-value (Two-tailed): <0.0001 alpha: 0.05 a) Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? b) Identify the test statistic. c) Identify the P-value. d) __(fail to reject/reject)__. There __(is/is not) enough evidence to conclude that the mean population error is equal to zero __(is/is not) correct. There is __(no…
The display provided from technology available below results from using data for a smartphone carrier's data speeds at airports to test the claim that they are from a population having a mean less than 5.00 Mbps. Conduct the hypothesis test using these results. Use a 0.05 significance level. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. Click the icon to view the display from technology. Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? O A. Ho: H5.00 Mbps

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