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Under what circumstances is the sign test preferred to the
Chapter 15, Problem 1E(choose chapter or problem)
QUESTION:
Problem 1E
Under what circumstances is the sign test preferred to the t-test for making inferences about the central tendency of a population?
Questions & Answers
QUESTION:
Problem 1E
Under what circumstances is the sign test preferred to the t-test for making inferences about the central tendency of a population?
ANSWER:
Step 1 of 2
The t-statistic was developed for small-sample tests under the conditions
a) A random sample is selected from the target population
b) The population from which the sample is selected has a distribution that is
approximately normal.
Step 1 of 2
The sign test is relatively simple, non-parametric procedure for testing hypothese