Test Bank for Basic Statistics for Business & Economics, 2024 Release by Lind (All Chapters included)
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Course
Introduction to Statistics
Institution
Introduction To Statistics
Complete Test Bank for Basic Statistics for Business & Economics, 2024 Release by Douglas A. Lind, William G. Marchal, Samuel A. Wathen ; ISBN13: 9781265056926....(Full Chapters included and organized in reverse order from Chapter 15 to 1)...1. What Is Statistics?
2. Describing Data Frequency Tabl...
,Test Bank organized in reverse order, with the last chapter displayed first, to
ensure that all chapters are included in this document.
(Complete Chapters included Ch15-1)
Chap 15 2024 Release Lind
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) Nonparametric tests require no assumptions about the shape of the population distribution.
1) ______
⊚ true
⊚ false
2) The claim that "male and female students at Coastal Carolina University prefer different
parking lots on campus" is an example of a chi-square null hypothesis.
2) ______
⊚ true
⊚ false
3) The chi-square test statistic used in a goodness-of-fit test has k − 1 degrees of freedom.
3) ______
⊚ true
⊚ false
4) There is not one, but a family of chi-square distributions. There is a chi-square distribution
for 1 degree of freedom, another for 2 degrees of freedom, another for 3 degrees of freedom,
and so on.
4) ______
⊚ true
⊚ false
5) The shape of the chi-square distribution depends on the size of the sample.
5) ______
⊚ true
⊚ false
Version 1 1
, 6) The chi-square distribution is positively skewed.
6) ______
⊚ true
⊚ false
7) Some important uses of the chi-square include testing for the association of two categorical
variables.
7) ______
⊚ true
⊚ false
8) In chi-square analysis, if there are only two categories, the expected frequency in each
category should be at least ten. If not, categories should be combined to increase the expected
frequency if logical to do so.
8) ______
⊚ true
⊚ false
9) For a goodness-of-fit test, the following are possible null and alternate hypotheses:
H0: Sales are equally distributed among the five locations.
H1: Sales are not equally distributed among the five locations.
9) ______
⊚ true
⊚ false
10) The use of the chi-square statistic would be permissible in the following goodness-of-fit test.
Observed Frequency Expected Frequency
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