A random sample of 10 independent healthy people showed the body temperatures given below (in degrees Fahrenheit). Test thehypothesis that the population mean is not 98.6 °F, using a significance level of 0.05.98.1 98.8 99.0 96.4 98.8 98.1 97.9 99.1 98.4 97.4 DDetermine the null and alternative hypotheses. Choose the correct answer below.A. Ho: μ< 98.6B. Ho: μ# 98.6H₂: μ = 98.6Ha: μ = 98.6D. Ho: μ = 98.6Ha: μ#98.6Check the conditions to see whether the test statistic will follow a t-distribution.Find the test statistic.E. Ho: μ> 98.6Ha: μ = 98.6t=(Round to two decimal places as needed.)Find the p-value.The sample is random and the observations are independent. The distribution of the sample isapproximately Normal.p-value =(Round to three decimal places as needed.)Interpret the results of the test.O C. Ho: μ = 98.6Ha:μ< 98.6Since the p-value isgreater than the significance level,the population mean is not 98.6°F at a significance level of 0.05.F. Ho: μ = 98.6Ha: μ> 98.6reject Ho. There is insufficient evidence to conclude that

Solution-: Given: μ0=98.6,n=10,α=0.05 We want to (a) Identify the null and alternative hypothesis…

Answered: A random sample of 10 independent…

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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): A null hypothesis is that the average blood pressure for adult is 70. For a sample of 60 adults, the average blood pressure is 71.8. A significance test is done, and the p-value is 0.02 what is the most appropriate conclusion? O A. Reject the hypothesis that the sample average is 70 O B. Reject the hypothesis that the population averages 70 O C. Conclude that the population average is 70 O D. Conclude that the population averages 71.8 O E. None of these
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A null hypothesis is that the average blood pressure for adult is 70. For a sample of 60 adults, the average blood pressure is 71.8. A significance test is done, and the p-value is 0.20 what is the most appropriate conclusion? A. Reject the hypothesis that the population averages 70 B. Fail to reject the hypothesis that the population averages 70 O C. Reject all hypothesis that the sample average is 70 D. None of these. E. Conclude that the population average is 71.8
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 -
Consider testing the hypotheses Ho: p 0.4 versus Hai p> 0.4. Four possible sample statistics, along with four possible p-values, are given. Match the statistics to their p-values. p= 0.42 p=0.38 p= 0.51 p= 0.46 D
Discuss the difference between the 95% and 99% confidence levels. What are the corresponding alpha levels and how confident is the researcher in the results? Edit View Insert Format Table 12pt ✓ | P ▸ Paragraph B IU A ✓T²✓ 岬くく描く To B √x www 11 ✓
Use a t-test to 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: u = 52,600, a = 0.10 Sample statistics: x = 52,489, s = 1400, n = 19 Click the icon to view the t-distribution table. What are the null and alternative hypotheses? Choose the correct answer below. O A. H, ps52,600 H, p> 52,600 B. H, =52,600 H, p#52,600 OC H, p252.600 H, p<52,600 O D. H, p 52, 600 H, p= 52,600 What is the value of the standardized test statistic? The standardized test statistic is Round to two decimal places as needed.)
State the null and alternative hypotheses for the statistical test described below. Testing to see if there is evidence that a proportion is greater than 0.3. :: µ2 :: p : P1 :: P2 :: 0.3 :: x1 :: :: x2 :: P1 : P2 el :: Ho: i vs Ha: :: ::
Use a t-test to 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: u = 52,400; a 0.05 Sample statistics: x = 53,625, s 2700, n 20 %3D Click the icon to view the t-distribution table. What are the null and alternative hypotheses? Choose the correct answer below. O A. Ho H= 52,400 H3i H#52,400 O B. Ho: µz 52,400 Ha =52,400 O C. Ho H252,400 Ha H 52,400 Click to select your answer and then click Check Answer. Check Answer Clear All 3 parts 3 femaining <. 曲苓: re to search
Researchers studied the mean egg length (in millimeters) for a bird population. After taking a random sample of eggs, they obtained a 95% confidence interval of (45,60). What is the value of the margin of error? Choose the correct answer below. A. 15 mm B. 52.5 mm O c. 7.5 mm O D. 1.96
Suppose that in a random selection of 100100 colored candies, 2323% of them are blue. The candy company claims that the percentage of blue candies is equal to 2727%. Use a 0.010.01 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. A. Upper H 0H0: pequals=0.270.27 Upper H 1H1: pgreater than>0.270.27 B. Upper H 0H0: pnot equals≠0.270.27 Upper H 1H1: pequals=0.270.27 C. Upper H 0H0: pequals=0.270.27 Upper H 1H1: pless than<0.270.27 D. Upper H 0H0: pequals=0.270.27 Upper H 1H1: pnot equals≠0.270.27 Your answer is correct. Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is nothing. (Round to two decimal places as needed.)

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