A data set lists earthquake depths. The summary statistics are n= 600, x = 4.74 km, s=4.72 km. Use a 0.01 significance level to test the claim of a seismologist that these earthquakes are from a population with amean equal to 4.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim.What are the null and alternative hypotheses?.....O A. Ho: µ= 4.00 kmH:H>4.00 kmB. Ho:u=4.00 kmH1:µ<4.00 kmO C. Ho: H= 4.00 kmH1:µ#4.00 kmO D. Ho: u#4.00 kmH: µ= 4.00 kmDetermine the test statistic.(Round to two decimal places as needed.)Determine the P-value.(Round to three decimal places as needed.)State the final conclusion that addresses the original claim.Ho. There isV evidence to conclude that the mean of the population of earthquake depths is 4.00 kmcorrect.MacBook吕0000000F6F7escF3F4F5F1F2!@#3244578.12{WE-RTYUQtabJKG工# 3.

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Answered: A data set lists earthquake depths. The…

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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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 −0.408 −7.21 1.985 95 <0.0001 0.05 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? A. H0: μ=0 minutes H1: μ>0 minutes B. H0: μ=0 minutes H1: μ<0 minutes C. H0: μ<0 minutes H1: μ=0 minutes D. H0: μ=0 minutes H1: μ≠0 minutes Identify the test statistic. (Round to two decimal…
A data set lists earthquake depths. The summary statistics are n= 400, x=5.86 km, s= 4.63 km. Use a 0.01 significance level to test the claim of a seismologist that these earthquakes are from a population with a mean equal to 5.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. What are the null and alternative hypotheses? Ο Β. Ho μ 5.00 km H1: µ 5.00 km Ο D . H : μ= 5.00 km H1: µ#5.00 km Determine the test statistic. (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.) State the final conclusion that addresses the original claim. Ho. There is evidence to conclude that the original claim that the mean of the population of earthquake depths is 5.00 km correct. Fail to reject Reject
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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…
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A data set lists earthquake depths. The summary statistics are n=500, x=6.37 km, s=4.17 km. Use a 0.01 significance level to test the claim of a seismologist that these earthquakes are from a population with a mean equal to 6.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim.
A data set lists earthquake depths. The summary statistics are equals=600600, x overbarxequals=5.365.36 km, sequals=4.334.33 km. Use a 0.010.01 significance level to test the claim of a seismologist that these earthquakes are from a population with a mean equal to 5.005.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim.
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