Homework 4 (Due 10 PM. WileyPLUS Chegg Study l Guided Scix Grades: View XWileyPL
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Homework 4 (Due 10 PM. WileyPLUS Chegg Study l Guided Scix Grades: View XWileyPLUS × Accounting question I chex Problem 26-4A(Part LeveX Casey c Secure l https://asulearn.appstate.edu/mod/quiz/attempt.php?attempt-253 1032 :: Apps > Quiz 1 Business Communic O vll Papers Telec E GENERAL INFO: C d How to Treat Cuban Cultural Information cuba business com Cuba Communicat. The World Factbook as learn -Casey Yeargin Question 16 Not yet (Ch 8.4) Suppose a 95% confidence interval has been constructed when the sample size is n. Now, if the sample size is increased to 4n, then the width of this new confidence interval will be (other things being equal) ECO2100103- 10014201740(FALL 2017) Participants Badges Competencies Points out of 5 Flag question Select one: a. cut to about 25% of its former width. b. approximately two times wider c. cut to about 50% of its former width. d. approximately four times wider Grades General ECO 2100: Business and Question 17 Not yet (Ch 8.5) Which of the following is NOT a characteristic of the t distribution? Economic Statistics I Select one: Points out of S About ECO 2100 Lecture Notes Homework a. It is a continuous distribution. b. It has a mean of 0. c. It is a symmetric distribution. d. It approaches the standard normal distribution as the degrees of freedom decrease question Assignments Exams Question 18 Not yet (Ch 8.5) True or False? When the population variance is unknown and the size of a random sample is 20, then the student used to construct a 90% confidence interval for the population mean must equal 1.729 Dashboard Points out of 5 Site home Flag question Select one: rue Calendan False Private filesExplanation / Answer
Q 16) a.cut to about 25% of its former width.
Q 17) d. It approches the standard nomal distribution as the degrees of freedom decrease.
Q 18) True.
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