Math Problem Statement
(CO 4) If the population standard deviation of a sample increases without other changes, what is most likely to happen to the confidence interval?
Group of answer choices
widens
narrows
cannot determine
does not change
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Confidence Intervals
Standard Deviation
Formulas
Margin of error formula: E = Z * (σ / sqrt(n))
Theorems
-
Suitable Grade Level
Advanced High School or College
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