You found a statistic on the internet stating that 88% of people in the United Stateseat turkey in some form or another for Thanksgiving; you don't believe it, so youdecide to run a quick survey to check this. Your survey resul ted in 31 out of 40respondents saying that they do in fact plan to eat turkey this Thanksgiving. Youhave now decided to set up a hypothesis test to check what you learned on theinternet, using a 0.01 level of significance.What would be the best way to state your al ternative hypothesis for this test?a. H: p < 0.88Ob. H: p 0.88O. H: p> 0.88d. Hj: p 0.88

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Answered: You found a statistic on the internet…

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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The school newspaper claims that 45% of SMC students have iPhones. You think it's more. You simple random sample "G" students and "L" say that they have iPhones. Is there sufficient evidence at the 5% significance level (a = .05) to indicate that the percent of students with iPhones is more than 45% Show ALL work (or tell me what you plug into your calculator). Use specific wording like we do in class. G = 120 L =_6O Ho: Ha: Test statistic: p-val: Statistical conclusion: Conclusion in plain English:
A shopkeeper wonders if number of their female and male customers are equal or not. They count the customers of each gender for a day, they find that 48 females and 53 males visit the shop. Make a hypothesis test to decide if number of females and males are significantly different from each other or not. Report a p-value for significance.
In the Texas senate races, a candidate must clear 50% to avoid a runoff election. In a recent poll of 1040 voters in Texas, 51% of voters preferred candidate. We will a hypothesis test to see if we can say at the 5% significance level that more than 50% of voters in Texas prefer candidate based on this poll. State the null and alternative hypothesis. Find the test-statistic. Find the P-value. Make a conclusion. Interpret your answer.
Please help. Thanks so much.
At the end of many college courses, students are asked to rate the course. The school administration is interested in whether the rating for the course is independent of the reason for taking the course. Perform a hypothesis test at the 5% level of significance. Fill in the expected counts in the chart. Excellent Good Fair Poor Course Required 24 16 22 46 Course Elective 18 10 16 56
A hypothesis test is conducted to determine whether the percentage of US adults that think marijuana should be illegal is less than 40%. A random sample of 400 US adults includes 144 that think marijuana should be illegal. The value of the test statistic is -1.63 Find the P-value of the hypothesis test
To help with its next advertising campaign, a large sporting goods company would like to know which activity fans prefer, watching professional sports games (P) or watching college sports games (C). The accompanying data show the preferences of a random sample of sports fans Using a 0.10, perform a hypothesis test to determine if fans prefer one type of sports over the other. Click the icon to view the data table Let Fp be the proportion of sports fans who prefer watching professional sports games and Fe be the proportion of sports fans who prefer watching college sports games Identify the hypotheses. OB A. HjFpFc H₂ Fp #Fc OC H₂ Fp #Fc H₂ Fp Fc Determine the test statistie The test statistic is (Type an integer or a decimal rounded to two decimal places as needed) example Get more help. MFps Fe H₂ F₂Fc OD H₂ Fp2 Fc Data table Fan 1 2 Preference P P 3 4 6 6 7 8 9 10 No preference 11 P P P C 15 16 P P P 12 13 No preference 14 P C C X wer
A statistics instructor believes that fewer than 20% of Evergreen Valley College (EVC) students attended the opening night midnight showing of the latest Harry Potter movie. She surveys 84 of her students and finds that 11 of them attended the midnight showing. At a 1% level of significance, what is an appropriate conclusion? Solve the following problems using the steps in conducting hypothesis tests.
According to the most recent General Social Survey, 70% of adults watch TV nightly. A researcher believes that the proportion of college students who watch TV nightly is less than this. To test this claim the research samples 400 college students and finds that 276 watch TV nightly. At the 0.05 level of significance does this data provide evidence to suggest that the proportion of college students who watch TV nightly is less than 70%? What is the p-value for this hypothesis test? Round to three decimal places.
Last year, 46% of business owners gave a holiday gift to their employees. A survey of business owners indicated that 40% plan to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 60 business owners. Suppose the business owners in the sample do as they plan. Compute the p value for a hypothesis test that can be used to determine if the proportion of business owners providing holiday gifts has decreased from last year. If required, round your answer to four decimal places. If your answer is zero, enter “0”. Do not round your intermediate calculations.
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%.
In 2011, a U.S. Census report determined that 56% of college students are working students. A researcher thinks this percentage has changed and surveys 162 college students. The researcher reports that 88 of the 162 are working students. Is there evidence to support the researcher's claim at the 1% significance level? Determine the null and alternative hypotheses.H0: p=H1: p ? > ≠ < (Select the correct symbol and enter the value.) Determine the test statistic. Round to two decimal places.z= Find the p-value. Round to four decimal places.p-value = Are the results statistically significant? Fail to reject the null hypothesis. Reject the null hypothesis. Write the conclusion. There is not sufficient evidence to support the claim that the percentage of working college students has changed. There is sufficient evidence to support the claim that the percentage of working college students has changed.

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