7.3.17-T Test the claim about the population mean u at the level of significance a. Assume the population is normally distributed. Claim: u<5115; a=0.02 Sample statistics: x=5317, s = 5949, n = 54 What are the null and alternative hypotheses? Ho: (Type integers or decimals. Do not round.)

7.3.17-T Test the claim about the population mean u at the level of significance a. Assume the population is normally distributed. Claim: u<5115; a=0.02 Sample statistics: x=5317, s = 5949, n = 54 What are the null and alternative hypotheses? Ho: (Type integers or decimals. Do not round.)

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Description: 21SP_MATH_1016_ONH03Homework: Unit 7 Homework10 of 14 (10 complete)Score: 0 of 5 pts7.3.17-TTest the claim about the population mean u at the level of significance a. Assume the population is normally distributed.Claim: u<5115; a = 0.02 Sample stati

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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7.1.13 Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n = 1087 and x = 540 who said "yes." Use a 90% confidence level. Click the icon to view a table of z scores. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) Enter your answer in the answer box and then click Check Answer. 3 parts remaining Clear All 3 F7 F8
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U21T. Construct a 99% confidence interval estimate for the mean u using the given sample information. (Give your answers correct to two decimal plac n = 20, x = 16.8, and s = 2.1 |3D 15.6 X to 18 You may need to use the appropriate table in Appendix B to answer this question. Need Help? Read It Watch It Talk to a Tutor
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Which of the following terms is added and subtracted to the sample mean in order to obtain a 90% confidence interval containing the population mean? 1.960 Vn 1.645o 1.645- 1.960o
The data in the accompanying table give the weights (in g) of randomly selected quarters that were minted after 1964. The quarters are supposed to have a median weight of 5.670 g. Use the sign test and a 0.01 significance level to test the claim that the median is equal to 5.670 g. Do quarters appear to be minted according to specifications? Click the icon to view the data. What are the null and alternative hypotheses? O A. Ho: Median weight = 5.670 g H₁: Median weight 5.670 g More Info OB. Ho: Median weight ≤ 5.670 g H₁: Median weight = 5.670 g O D. Ho: Median weight = 5.670 g H₁: Median weight # 5.670 g 0 Post-1964 Quarters 5.5863 5.5764 5.6582 5.5649 5.5844 5.7402 5.7367 5.6057 5.5995 5.6165 5.6448 5.5974 5.6609 5.6363 5.6352 5.5986 5.5797 5.5501 5.6238 5.6462 5.6423 5.7021 5.5481 5.7078 5.6055 5.5324 5.7417 5.6776 5.5924 5.5691 5.5666 5.7287 5.6312 5.6017 5.6626 5.6436 5.6634 5.6132 5.5441 5.6363 -
Use technology to help you test the claim about the population mean, μ, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: μ> 1170; x = 0.08; a=207.79. Sample statistics: x= 1198.51, n = 250 Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho: 21170 H₂H 1198.51 H:Hs 1198.51 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. D Ho. At the 8% significance level, there OB. Ho: s1198.51 H: 1198.51 O D. Ho: 1170 H₂: ≤1170 OF. Ho: HS1170 H₂: > 1170 enough evidence to the claim.
find p value for left tailed test. test statistic t = -2.484 sample size n = 22
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