Bundle: Statistics for Business & Economics, Loose-Leaf Version, 13th + MindTap Business Statistics with XLSTAT, 1 term (6 months) Printed Access Card
13th Edition
ISBN: 9781337148092
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
Publisher: Cengage Learning
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Textbook Question
Chapter 11.2, Problem 15E
Consider the following hypothesis test.
- a. What is your conclusion if n1 = 21,
- b. Repeat the test using the critical value approach.
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Students have asked these similar questions
You collect N = 200 frogs from a pond and find that 120 of them are female. You wish to conduct the following hypothesis test (α = 0.05) for p (the proportion of female frogs in the pond):
H0 : p = 0.55
HA : p > 0.55
Determine which of the following statements are true. Assume the true p = 0.65.
I. The one-sided p-value is 0.1528.
II. You reject the null hypothesis H0.
III. You fail to reject H0 and make a Type II error.
Group of answer choices
I and III only
III only
I only
None of the Above
II only
A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed.
H0:
σ
≥
4.4
Ha:
σ
<
4.4
What type of test is being conducted in this problem?
A.
Two-tailed
test
B.
Left-tailed
test
C.
Right-tailed
test
Consider the following hypothesis.
Ho : 01 = 02
Ha : 01 02
Find the test statistic F (step 2).
S₁ = 10.6, S₂ =
28.6.
Chapter 11 Solutions
Bundle: Statistics for Business & Economics, Loose-Leaf Version, 13th + MindTap Business Statistics with XLSTAT, 1 term (6 months) Printed Access Card
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