Concept explainers
To identify: The most important condition for sound conclusions from statistical inference is usually that
Answer to Problem 18.19CYS
Correct option is (a) the data can be thought of as a random sample from the population of interest.
Explanation of Solution
Reason for correct answer:
The important condition for statistical inference is data is collected from random sample. Hence, the correct option is (a).
Reason for incorrect answer:
The most important condition for statistical inference is random sample and randomized comparative experiment. Hence, the options (b) and (c) are incorrect.
Correct option: Option (a).
Introduction:
The statistical inference includes the data selected from random sample or selected from a randomized comparative experiment.
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Chapter 18 Solutions
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