Credit card debt: Following are outstanding credit card balances for a sample of 16 college seniors at a large university.409550 1299 353 610 814 386 15136881567 979 2258 2482 1753 1674 528Send data to ExcelAccording to a report, the mean outstanding balance for college seniors in a recent year was $522. Perform a hypothesis test to determine whether the meandebt for seniors at this university differs from $522. Use the a=0.10 level of significance and the P-value method with the TI-84 Plus calculator.Part 1 of 5(a) State the appropriate null and alternate hypotheses.Hy: | u = 522H₁: 522This hypothesis test is a two-tailed ▼ test.Part 2 of 5[=Part 3 of 5(b) Compute the value of the test statistic. Round the answer to at least three decimal places.xPalun =OO ローロロメロ HX(c) Compute the P-value of the test statistic. Round the answer to at least four decimal places.Español Part 3 of 5(c) Compute the P-value of the test statistic. Round the answer to at least four decimal places.P-value =Part 4 of 5(d) Determine whether to reject Ho.RejectPart: 4/5Part 5 of 5the null hypothesis Ho.(e) State a conclusion.There is not$Senough evidence to conclude that the mean debt for seniors at this university differs from $522.XŚ(Español

Given data is: 409 550 1299 353 610 814 386 1513 688 1567 979 2258 2482 1753 1674 528

Answered: Credit card debt: Following are…

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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Suppose the mean price for used cars is $10,198. A manager of a Kansas City used car dealership reviewed a sample of 50 recent used car sales at the dealership in an attempt to determine whether the population mean price for used cars at this particular dealership differed from the national mean. The prices for the sample of 50 cars are shown in the file named UsedCars. 12,400 10,400 12,100 10,000 11,000 8,895 7,675 9,975 6,350 10,470 9,895 11,250 8,795 12,500 9,340 10,150 9,200 9,395 11,000 10,640 10,000 7,500 8,000 10,440 10,200 10,300 9,740 9,280 10,930 8,000 9,000 7,680 9,400 10,730 7,350 12,240 11,970 8,240 9,910 10,080 9,440 8,970 9,500 10,050 10,130 11,400 8,500 7,500 9,090 10,500 (a) Formulate the hypotheses that can be used to determine whether a difference exists in the mean price for used cars at the dealership. H0: ? ≤ 10,198 Ha: ? > 10,198 H0: ? < 10,198 Ha: ? ≥ 10,198 H0: ? = 10,198 Ha: ? ≠ 10,198 H0: ? > 10,198 Ha: ? ≤ 10,198 H0: ? ≥ 10,198…
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ASK YOUR TEACHER The superintendent of a school district wants to determine if there is a statistically significant correlation between expenditures and test scores. She finds the top 10 Sonoma County school districts, ranked by spending, and the test scores shown in the table. Top 10 Sonoma County School Districts by Spending f dollars District Expenditure Test Score (API) Horicon $20,136 676 Fort Ross 17,123 767 Montgomery 16,539 844 Monte Fio 14,280 872 Kenwood 13,248 871 Geyserville 12,499 776 Alexander Valley 11,640 894 Harmony 11,353 863 Two Rock 10,406 866 Roseland 10,059 779 What is the correlation between the expenditure (x) and the test score (y)? (Round your answer to four decimal places.) r = Is this correlation significant at either the 5% or the 1% significance level? Yes, there is a correlation. It is significant at the 1% level. Yes, there is a correlation. It is significant at the 5% level. O No, there is no significant correlation. Need Help? Reid it Additional…
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