Math Problem Statement
Again following on from the previous question, what is the probability that when we take a random sample of n
78 adults, the sample mean would be either greater than 7.1187 or less than 6.8813?
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Sampling Distribution
Normal Distribution
Z-score
Formulas
Sampling distribution of the sample mean
Standard error formula
Z-score formula
Theorems
Central Limit Theorem
Suitable Grade Level
Undergraduate
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