KDuring the 2015 season, the home team won 142 of the 263 National Football League games. Is this strong evidence ofa home field advantage in professional football? Test an appropriate hypothesis and state your conclusion. Be sure theappropriate assumptions and conditions are satisfied before you proceed. Use α = 0.05.Determine the hypotheses for this test. (The proportion of home teams winning is denoted by p.)Ho: P =HA: P(Type11VV#cimals.)…...View an example Statorumah

Suppose p is the population proportion of matches won by the home team.

Answered: During the 2015 season, the home team…

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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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: <0; a=0.05. Sample statistics: d= 1.6. sy =3.7, n=12 Identify the null and alternative hypotheses. Choose the correct answer below. OA Ho: 14=0 H₁₂-10 OC. Ho: Hy so H₁₂:0 OE HO H₂: P20 The test statistic is t= ☐ (Round to two decimal places as needed.) B. Ho: Hy 20 H: <0 D. Ho: Hy #0 H₂: H₁₂ =0 OF H₂: 10 H.: 150
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ>1300; α=0.09; σ=207.09. Sample statistics: x=1326.58, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≥1326.58 Ha: μ<1326.58 B. H0: μ≤1300 Ha: μ>1300 C. H0: μ≥1300 Ha: μ<1300 D. H0: μ≤1326.58 Ha: μ>1326.58 E. H0: μ>1326.58 Ha: μ≤1326.58 F. H0: μ>1300 Ha: μ≤1300 Click to select your answer and then click Check Answer. 3 parts remaining
52
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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: Hg = 0; = 0.01. Sample statistics: d = 2.9, sg = 8.03, n = 7 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: Ha s 0 B. Ho: Hd 0 Ha: Hd 20 O D. Ho: Hd #0 C. Ho: Hd = 0 Ha: Hd #0 Ha: Hd = 0 O F. Ho: Hd >0 Ha: Hd s0 E. Ho: Hd 20 Ha: Hd <0
Test the claim about the difference between two population means P, and p2 at the level of significance a. Assume the samples are random and independent, and the populations are normally distributed. Population statistics: o, = 3.5, o2 = 1.3 Sample statistics: x, = 16, n, =28, X2 = 14, n2 = 30 Determine the alternative hypothesis. Determine the standardized test statistic. (Round to two decimal places as needed.) Determine the P-value. P-value = (Round to three decimal places as needed.) What is the proper decision? O A. Fail to reject Ho. There is not enough evidence at the 1% level of significance to reject the claim. O B. Fail to reject Ho. There is enough evidence at the 1% level of significance to reject the claim. O C. Reject Ho. There is enough evidence at the 1% level of significance to reject the claim. O D. Reject Ho. There is not enough evidence at the 1% level of significance to reject the claim.
you did not answer this Let p be the true proportion of firms with a chief marketing officer currently on their top management team. To conduct the hypothesis test, the null and alternative hypotheses are formulated as: H₀: p̄ p̄ = 0.42'; Haa: p̄ p̄ ≠ 0.42 H₀: p ≥ 0.42; Haa: p < 0.42 H₀: p = 0.42; Haa: p ≠ 0.42 H₀: p ≤ 0.42; Haa: p > 0.42 If the null hypothesis is true, the sampling distribution of the sample proportion p̄ p̄ can be approximated by a _____ with a mean ______ and a standard deviation of ____ . The test statistic is _____ .
Activity: A. Written Work No. 2 Accor ding to NSCB statistics, the life expectancy of Filipino women is 70.1 years. Suppose a random sample of 30 women in town B yields a mean of 72.5 years with a population variance of 4.76 years, would you say that the life expectancy of the women in town B is greater than the average? a. Formulate the null and alternative hypothesis in sentence and in symbol b. Determine what test statistic to use C. Compute the test statistic
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: 0 Ha: Hd s0 O E. Ho: Hd s0 Ha: Ha Ho: Hd 20 Hai Hd 0 The test statistic is t= 1.94 (Round to two decimal places as needed.) The critical value(s) is(are) to %3D (Round to two decimal places as needed. Use a comma to separate answers as needed.)
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.
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test to perform the required hypothesis test at the 1% significance level. x=34, n=20, σ=7, H0: μ=37, Ha: μ≠37 The test statistic is z=___________ (Round to two decimal places as needed.) Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice. (Round to two decimal places as needed.) A. The critical values are ±zα/2=±_________ B. The critical value is zα=____________ C. The critical value is −zα=____________ ________________ (Do not reject, Reject) the null hypothesis. The data ____________ ( provide, do not provide) sufficient evidence to conclude that the mean is ______________ (not equal to 37, less than 37, equal to 37, greater than 37)
Use technology to find the P-value for the hypothesis test described below. The claim is that for a smartphone carrier's data speeds at airports, the mean is µ = 14.00 Mbps. The sample size is n= 20 and the test statistic is t= -2.174. P-value = (Round to three decimal places as needed.)

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