val estimate over the point nd the 99% confidence inte ider? Explain with enoughi

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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Problem 3 (Unit 8). Answer the following questions:
a. What is the advantage of the interval estimate over the point estimate? Explain clearly.
b. Write down the 90%, the 95%, and the 99% confidence interval estimator of u under Case 1.
Which one do you expect to be wider? Explain with enough reasoning.
C.
Write down the 95% confidence interval estimator of u under Case 2. Do you expect the
interval estimator to become wider, narrower, or stay the same, when the sample size (n)
increases? Explain with enough reasoning.
Transcribed Image Text:Problem 3 (Unit 8). Answer the following questions: a. What is the advantage of the interval estimate over the point estimate? Explain clearly. b. Write down the 90%, the 95%, and the 99% confidence interval estimator of u under Case 1. Which one do you expect to be wider? Explain with enough reasoning. C. Write down the 95% confidence interval estimator of u under Case 2. Do you expect the interval estimator to become wider, narrower, or stay the same, when the sample size (n) increases? Explain with enough reasoning.
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