Assuming that the population is normally distributed, construct a 95% confidence interval for the population mean, based
Question:
Assuming that the population is normally distributed, construct a 95% confidence interval for the population mean, based on the following sample of size n = 7:
1 2 3 4 5 6 20
Change the value of 20 to 7 and recalculate the confidence inter-val. Using these results, describe the effect of an outlier (i. e., an extreme value) on the confidence interval.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 71% (21 reviews)
Original data 58571 2446964660 7 01229 118371 Altered ...View the full answer
Answered By
Utsab mitra
I have the expertise to deliver these subjects to college and higher-level students. The services would involve only solving assignments, homework help, and others.
I have experience in delivering these subjects for the last 6 years on a freelancing basis in different companies around the globe. I am CMA certified and CGMA UK. I have professional experience of 18 years in the industry involved in the manufacturing company and IT implementation experience of over 12 years.
I have delivered this help to students effortlessly, which is essential to give the students a good grade in their studies.
3.50+
2+ Reviews
10+ Question Solved
Related Book For
Business Statistics A First Course
ISBN: 9780321979018
7th Edition
Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan
Question Posted:
Students also viewed these Statistics questions
-
A 99% confidence interval for a population mean based on a sample of size 64 is computed to be (16.3, 18.7). How large a sample is needed so that a 99% confidence interval will specify the mean to...
-
A 95% confidence interval for a population mean was reported to be 152 to 160. If = 15, what sample size was used in this study?
-
A 95% confidence interval for a population mean was reported to be 152 to 160. If = 15, what sample size was used in this study?
-
A sample consisting of 1.00mol Ar is expanded isothermally at 20 C from 10.0dm 3 to 30.0dm 3 (i) Reversibly, (ii) Against a constant external pressure equal to the final pressure of the gas, (iii)...
-
If unconditional cash transfers have the same effect as conditional cash transfers, which one allows the government to alleviate poverty more effectively? In answering the question, draw on your...
-
Imine formation is reversible. Show all the steps involved in the acid-catalyzed reaction of an imine with water (hydrolysis) to yield an aldehyde or ketone plus primary amine.
-
Division A of Incorrigible Dysfunctionals Limited is the only source of supply for an intermediate product that is converted by Division B into its final saleable form. Most of A's costs are fixed....
-
The management of Rousseau Corp. is considering the effects of various inventory-costing methods on its financial statements and its income tax expense. Assuming that the price the company pays for...
-
Warnock Inc. is considering a project that has the following cash flow and WACC data. What is the project's NPV? Note that a project's projected NPV can be negative, in which case it will be...
-
Consumer Reports magazine collected data on the usable capacity (in cubic feet) of a sample of 36 side-byside refrigerators. Here are the data: A histogram of the data and summary statistics are...
-
Assuming that the population is normally distributed, construct a 95% confidence interval estimate for the population mean for each of the following samples: Sample A: 1 1 1 1 8 8 8 8 Sample B: 1 2 3...
-
A marketing researcher wants to estimate the mean savings ($) realized by shoppers who showroom. Showrooming is the practice of inspecting products in retail stores and then purchasing the products...
-
A window receives 800 Btu/h of heat transfer at the inside surface of 70 F and transmits the 800 Btu/h from its outside surface at 36 F, continuing to ambient air at 23 F. Find the flux of entropy at...
-
To be enforceable, contracts must contain: An offer or communication Consideration Acceptance
-
Common law is derived from judicial decisions. During the colonial period, the United States based its law on English common law, but states had the authority to modify their legal systems. As a...
-
A recent drug survey showed an increase in use of drugs and alcohol among local high school students as compared to the national percent. Suppose that a survey of 100 local youths and 100 national...
-
Why did Congress incorporate HIPAA provisions mandating the adoption of federal privacy protections for individually identifiable health information?
-
According to a recent study, U.S. companies have a mean maternity-leave of six weeks. indicate which of the following choices best identifies the hypothesis test. a. independent group means,...
-
Red light of wavelength of 700 nm falls on a double slit separated by 400 nm. (a) At what angle is the first-order maximum in the diffraction pattern? (b) What is unreasonable about this result? (c)...
-
What is the maximum volume of 0.25 M sodium hypochlorite solution (NaOCl, laundry bleach) that can be prepared by dilution of 1.00 L of 0.80 M NaOCl?
-
TV Tasty Ltd (TV) is in an industry which manufactures frozen food goods for the consumer market. It is a mature industry with traditional customer loyalty being eroded by take-away foods. Your firm...
-
The major stock market indexes had strong results in 2017. The mean one-year return for stocks in the S&P 500, a group of 500 very large companies, was +10.42%. The mean one-year return for the...
-
Webrooming, researching products online before buying them in store, has become the new norm for some consumers and contrasts with showrooming, researching products in a physical store before...
-
In an effort to reduce the number of bottles that contain less than 1.90 liters, the bottler in Problem 6.30 sets the filling machine so that the mean is 2.02 liters. Under these circumstances, what...
-
Cost of Production Report Hana Coffee Company roasts and packs coffee beans. The process begins by placing coffee beans into the Roasting Department. From the Roasting Department, coffee beans are...
-
More info 1. Suppose you invest a sum of $2,000 in an interest-bearing account at the rate of 10% per year. What will the investment be worth six years from now? 2. How much would you need to invest...
-
Schriever Corporation is an oil well service company that measures its output by the number of wells serviced. The company has provided the following fixed and variable cost estimates that it uses...
Study smarter with the SolutionInn App