An economist is looking to test the claim that monthly average debt payments are greater than $983. She collects debt (in $) data from26 metropolitan areas.Click here for the Excel Dataa. Specify the hypotheses:Họ:HA:b. What is the value of the test statistic? (Round to 4 decimal places)test statisticc. What is the p-value? (Round to 4 decimal places)p-valued. What is the decision and conclusion to this test at the 5% significance level?| At the 5% significance level, we 1 Metropolitan area2 Washington, D.C.Debt13853 Seattle12354 Baltimore12335 Boston6 Denver7 San Francisco8 San Diego9 Sacramento10 Los Angeles12301204109810761045102411 Chicago101712 Philadelphia13 Minneapolis1011101114 New York98915 Atlanta98616 Dallas97017 Phoenix95718 Portland94819 Cincinnati92020 Houston88921 Columbus88822 St. Louis88623 Miami86724 Detroit83225 Cleveland81226 Tampa79127 Pittsburgh76328

Answered: Image /qna-images/answer/4670926a-83e5-49c4-acb4-0e0745fc7d80.jpg

Answered: An economist is looking to test the…

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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UBS Wealth Management UK periodically ask their customers to evaluate their financial consultants and services. The higher the customer rating, the better the perceived service. The maximum rating is 7. Independent samples of two financial consultants are given below. Consultant A has 10 years' experience, Consultant B has 1 years' experience. Use α = 0.05 and test to see whether the consultant with more experience has the higher population mean service rating. Consultant A Consultant B N1 = 16 N2 = 10 Mean1 = 6.82 Mean2 = 6.25 S1= 0.64 S2 = 0.75 State the null and alternative hypothesis, Compute the value of the test statistic. What is the p-value? What is your conclusion?
The original data set is in the picture and the question parts needs to be answered as well for the original data set. Read and answer carefully and correctly. Compute the mean, median, and mode for the data. Show your complete work. (b) Compute a 5% trimmed mean for the data, and compare it with the mean computed in part (a). Does the trimmed mean more accurately reflect the general level of the daily rental costs? If 5 will be added to each cost of condominiums, what will be the mean, median and mode? If each cost of condominium will be added by 10 and multiplied by 2, what will be the mean, median and mode?
Please indicate the dependent and independent variables in the following hypotheses. People with higher education are more prone to read books than people with less education. Independent variable: Dependent variable:
Using the same data and information. Please answer this: Should you be encouraging or discouraging credit card sales? In answering this question, consider the following: Is the proportion of credit and non-credit sales significantly different? (a=.05) Is the average sale amount for credit sales different than the average sales amount for non-credit sales? (a=.05)
You are a financial analyst for a brokerage firm. Is there a difference in dividend yield between stocks listed on the NYSE & NASDAQ? You collect the following data: NYSE NASDAQ Number 20 24 Sample mean 3.5 2.5 Sample std dev 1.30 1.16
The average income of a large sample of households is $63,000 and the s.d. is $7,000. Assume that the data is approximately bell-shaped. What percent of these households have incomes between $42,000 and $77,000? Don’t forget to properly justify your answer using the empirical rule.
Suppose you are planning to make an account about the study habits of ESTA3041 students. What are the cases in this study?
1. a. In testing a hypothesis, if the p-value is less than 1%, your decision should be to: A. Reject the null hypothesis. B. Accept the null hypothesis. C. Do the analysis again. D. Give your statistics professor a round of applause. b. If your computer reports a p-value of 1.205, then: A. The null hypothesis should be accepted. B. The data has almost certainly been faked. C. The null hypothesis should be rejected. D. The computer software package has certainly made a mistake. In hypothesis testing: A. The null hypothesis is given the benefit of the doubt and it can sometimes be proven to be C. true. B. The null hypothesis is given the benefit of the doubt and it cannot be proven to be true. C. The alternative hypothesis is given the benefit of the doubt and it can sometimes be proven to be true. D. The alternative hypothesis is given the benefit of the doubt and it cannot be proven to be true.
According to a report on consumer fraud and identity theft, 20% of all complaints for a year were for identity theft. In that year, California had 724 complaints of identity theft out of 3466 consumer complaints. Does this data provide enough evidence to show that California had a higher proportion of identity theft than 20%? Test at the 5% level. State the hypotheses. Ho: P ? ✓ Ha: P?V Calculate the test statistic. Round to four decimal places. Ô = Calculate the standardized test statistic. Round to three decimal places. Z= Find the p-value. Round to four decimal places. p-value = State your decision. O Since the p-value is less than .05, reject Ho. O Since the p-value is less than .05, fail to reject Ho. Since the p-value is greater than .05, fail to reject Ho. Since the p-value is greater than .05, reject Ho. Interpret the results. O At the 5% level of significance, there is not enough evidence to show that the proportion of complaints due to identity theft in California is not…
According to a report on consumer fraud and identity theft, 20% of all complaints for a year were for identity theft. In that year, Rhode Island had 717 complaints of identity theft out of 3498 consumer complaints. Does this data provide enough evidence to show that Rhode Island had a higher proportion of identity theft than 20%? Test at the 5% level. State the hypotheses. Họ: p ? Ha: P Calculate the test statistic. Round to four decimal places. Calculate the standardized test statistic. Round to three decimal places. z = Find the p-value. Round to four decimal places. p-value = State your decision. O Since the p-value is less than .05, reject Ho. O Since the p-value is greater than .05, fail to reject Hg. O Since the p-value is less than .05, fail to reject Hg. O Since the p-value is greater than .05, reject Ho. Interpret the results. O At the 5% level of significance, there is enough evidence to show that the proportion of complaints due to identity theft in Rhode Island is more than…
Several studies showed that after eating a low-fat cereal for two meals a day, subjects had lost some weight.A cereal companyfinanced this research. Identify what is wrong. Choose the correct answer below. A. Since the research is composed of voluntary response samples, there may be key data points missing. B. The data used in the studies is not reliable because it was not measured by the administrator. C. It is questionable that the sponsor is a cereal company because this sponsor can be greatly affected by the conclusion. D. It is not possible to take accurate measurements.
2. Toastmasters International cites a report by Gallup Poll that 40% of Americans fear public speaking. A student believes that less than 40% of students at her school fear public speaking. She randomly surveys 361 schoolmates and finds that 137 report they fear public speaking. Conduct a hypothesis test at the 5% level to determine the percent at her school is less than 40%. a. State the distribution to use for the test. (Round your answers to four decimal places.) P'-N(.40, )

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