Math Problem Statement
(a) Find the standard error of the mean for each sampling situation (assuming a normal population).
Note: Round your answers to 2 decimal places.
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σ = 44, n = 16
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σ = 44, n = 64
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σ = 44, n = 256
(b) What happens to the standard error each time you quadruple the sample size?
The standard error is ____ by half
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Standard Error of the Mean
Sampling
Formulas
Standard Error of the Mean: SE = σ / sqrt(n)
Theorems
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Suitable Grade Level
Undergraduate level
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