Sample DataPopulation 1Population 23125103.4114.512.213.3PrintDoneCIX S Test whether u,

Answered: Image /qna-images/answer/3a247f79-8c0c-4185-b62e-5efef0960962.jpg

Answered: Test whether u,

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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Use technology to help you 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: µs 1290; a = 0.05; o = 206.33. Sample statistics: x = 1319.78, n = 250 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: HS1290 B. Ho: H2 1290 HaiH 1290 O C. Ho: H> 1319.78 Ha: HS 1319.78 O D. Ho:s 1319.78 HaiH>1319.78 O E. Ho: H2 1319.78 O F. Ho: H> 1290 Ha: H< 1319.78 Haius 1290 Calculate the standardized test statistic. The standardized test statistic is (Round to two decimal places as needed.) Determine the P-value. P = (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. Ho. At the 5% significance level, there enough evidence to the claim.
Listed below are the lead concentrations in mu g/g measured in different traditional medicines. Use a 0.05 significance level to test the claim that the mean lead concentration for all such medicines is less than 15 mu g/g. Assume that the sample is a simple random sample. a. Determine the test statistic. (Round to two decimal places as needed.) b. Determine the P-value. (Round to three decimal places as needed.)
ch Assume that you plan to use a significance level of a = 0.05 to test the claim that p₁ = P2. Use the given sample sizes and numbers of successes to find the pooled estimate p. Round your answer to the nearest thousandth. n₁ =677, n₂ = 3377 x₁ = 172, x₂=654 OA. 0.408 OB. 0.452 OC. 0.204 OD. 0.163 Et Time Remaining: 01:35:15 Snowing now O dx Next 12:20 PM 12/11/2022 C E
Listed below are the lead concentrations in μg/g measured in different traditional medicines. Use a 0.05 significance level to test the claim that the mean lead concentration for all such medicines is less than 14 μg/g. Assume that the sample is a simple random sample. 15.5 3.5 2.5 4 14 6.5 15.5 3.5 16 9 Determine the test statistic._______ Determine the P-value.________ State the final conclusion that addresses the original claim._______
Test the claim below about the mean of the differences for a population of paired data at the level of significance a. Assume the samples are random and dependent, and the populations are normally distributed. Claim: H20; a=0.10. Sample statistics: d= -2.4, sd = 1.2, n = 15 Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho Hd #0 Ha Hg=0 OC. Ho Hd=0 Ha Hd #0 E. Ho Hd 20 Ha Hd 0 OD. Ho: Hy >0 Ha Hd ≤0 OF. Ho Hd <0 Ha Ha 20
Test the claim below about the mean of the differences for a population of paired data at the level of significance a. Assume the samples are random and dependent, and the populations are normally distributed. Claim: Hd = 0; a = 0.01. Sample statistics: d = 3.1, s = 8.72, n = 9 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: Ha 0 Ha: Hd s0 F. Ho: Ha s0 Hai Hd>0 The test statistic is t= 1.07 . (Round to two decimal places as needed.) The critical value(s) is(are) to (Round to two decimal places as needed. Use a comma to separate answers as needed.)
11. Hypothesis Test of Equal Variances. Test the given claim. Use a significance level of a = 0.05 and assume that all populations are normally distributed. Claim: The treatment population and the placebo population have different variances. n = 16, x = 21.33, s = 0.80 n = 41, x = 25.34, s = 0.40 Treatment group : Placebo group :
Teat the claim abouy the population mean, u, at the given level of significance, a, using the given sample statistics. Claim:u=50; a=0.05; o=3.11. Sample statistics: x=48.4, n=71. i) Identify the null and alternative hypothesis. (Do not forget to find the standardized test statistic and critical values) ii) Determine tge outcome and conclusion of the test.
The accompanying data table lists the magnitudes of 50 earthquakes measured on the Richter scale. Test the claim that the population of earthquakes has a mean magnitude greater than 1.00. Use a 0.01 significance level. Identify the null hypothesis, alternative hypothesis, test statistic, P-value, and conclusion for the test. Assume this is a simple random sample.
Determine the Test statistic. Determine the P-Value. State the final conclusion that addresses the original claim.
The accompanying data table lists the magnitudes of 50 earthquakes measured on the Richter scale. Test the claim that the population of earthquakes has a mean magnitude greater than 1.00. Use a 0.05 significance level. Identify the null hypothesis, alternative hypothesis, test statistic, P-value, and conclusion for the test. Assume this is a simple random sample. A. Identify the test statistic. t equals (Round to two decimal places as needed.) B. Identify the P-value. The P-value is (Round to three decimal places as needed.)
Test the claim below about the mean of the differences for a population of paired data at the level of significance a. Assume the samples are random and dependent, and the populations are normally distributed. Claim: H 0 H Ha sO O E. Ho Hd0 F. Ho: Hg20 The test statistic is t= (Round to two decimal places as needed.) Enter your answer in the answer box and then click Check Answer. parts remaining Clear All Check Answer les7e_ppt_08_03.pptx Open file Show all 2:28 PM P Type here to search A di 2/21/2021 ho * h2 ) break end prt sc inser f7 f9 16 1. fe多 home esc 24 4 %3D 3. 5. 6. 7. 8.

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