a. Identify the null and alternative hypotheses.b. identify the test statisticc. identify the p-value Systolic blood pressure levels above 120 mm Hg are considered to be high. For the 100 systolic blood pressure levels listed in the accompanying data set, the mean is 125.46000 mm Hg and thestandard deviation is 17.08412 mm Hg. Assume that a simple random sample has been selected. Use a 0.05 significance level to test the claim that the sample is from a population with a meangreater than 120 mm Hg.Click the icon to view the data set of systolic blood pressure levels.Identify the null and alternative hypotheses.Ho:H₁:(Type integers or decimals. Do not round.)

Systolic blood pressure levels above 120 mm Hg are considered to be high. For the 100 systolic blood…

Answered: a. Identify the null and alternative…

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 hospital claims that the proportion, p, of full-term babies born in their hospital that weigh more than 7 pounds is 41%. In a random sample of 210 babies born in the hospital, 102 weighed over 7 pounds. Is there enough evidence to reject the hospital's claim at the 0.5 level of significance? a. State the null hypothesis H0 and the alternative hypothesis H1.b.Determine the type of test statistic to use c. Find the value of the test statistic. Round to three or more decimals.d. Find the p-value (round to three decimal places)e. Can we reject the claim that the proportion of full-term babies born in the community that weigh more than 7 pounds is 41%?
In the p-value approach, if p-value>α (the level of significance) we reject the null hypothesis. True/False
In conducting a significance test, is it easier or harder to reject the null hypothesis when it's a two-tailed test instead of a one-tailed test? A: easier B: harder
B. Identify the test statistic test C. Identify the P-value for this hypothesis test D. If P-value is reject H0 or fail to reject H0?
Passed Failed White Results from a civil servant exam are shown in the table to the right. Is there sufficient evidence to support the claim that the results from the test are discriminatory? Use a 0.05 significance level. 16 14 candidates Minority candidates 7 21 Determine the null and alternative hypotheses. O A. Ho: White and minority candidates do not have the same chance of passing the test. H4: White and minority candidates have the same chance of passing the test. B. Ho: A white candidate is more likely to pass the test than a minority candidate. H,:A white candidate is not more likely to pass the test than a minority candidate. Ho: A white candidate is not more likely to pass the test than a minority candidate. H,: A white candidate is more likely to pass the test than a minority candidate. D. Ho: White and minority candidates have the same chance of passing the test. H,: White and minority candidates do not have the same chance of passing the test. Determine the test…
B. Identify the test statistic test C. Identify the P-value for this hypothesis test D. If P-value is reject H0 or fail to reject H0?
a. Identify the null and alternative hypotheses for this test. Choose the correct answer below. b. Identify the test statistic for this hypothesis test. c. Identify the P-value for this hypothesis test. d. Identify the conclusion for this hypothesis test. e. Do the results support the belief that 51.3% of newborn babies are boys?
A university has decided to introduce the use of plus and minus grading as long as there is evidence that 60% of the faculty is in support of this change. Write an appropriate null hypothesis and alternate hypothesis to test if the proportion is greater than 60%.
(c) Decide whether to reject or fail to reject the null hypothesis. Which of the following is correct? O A. Fail to reject H, because the P-value is greater than the significance level. O B. Reject Hn because the P-value is less than the significance level. O C. Fail to reject H, because the P-value is less than the significance level. O D. Reject H, because the P-value is greater than the significance level. (d) Interpret the decision in the context of the original claim. O A. At the 5% level of significance, there is sufficient evidence to support the claim that the mean class size for full-time faculty is fewer than 32 students. O B. At the 5% level of significance, there is sufficient evidence to support the claim that the mean class size for full-time faculty is more than 32 students. O C. At the 5% level of significance, there is not sufficient evidence to support the claim that the mean O D. At the 5% level of significance, there is not sufficient evidence to support the claim…
A food store advertises that their checkout waiting times is four minutes or less. An angry customer wants to dispute this claim. He takes a random sample of shoppers at the peak time and records their checkout times. Can he dispute their claim at significance level 10%? Checkout times: 3.8, 5.3, 3.5, 4.5, 7.2, 5.1 Match the following steps in hypothesis testing. -Step 1 - ✓ Step 2 -✓ Step 3 - ✓ Step 4 -✓ Step 5 Step 6 A. Ho: p = 4 Ha: p 4 Ha: μ = 4 K. We fail to reject the null hypothesis. L. We reject the null hypothesis. M.t-1.6598 N. Ho: p = 4 Ha: > 4 4 O. HO: Ha: p4 P. Ho: 4 Ha: p = 4
Is the following a null or an alternative hypothesis? Iced coffee tastes better than hot coffee.

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a. Identify the null and alternative hypotheses. b. identify the test statistic c. identify the p-value