Question
A market researcher selects a simple random sample of n = 100 customers from a population of 2 million customers. After analyzing the sample, she
A market researcher selects a simple random sample of n = 100 customers from a population of 2 million customers. After analyzing the sample, she states that she has 95% confidence that the mean annual income of the 2 million customers is between $70,000 and $85,000.
Explain the statistical meaning of this statement.
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Trigonometry A Unit Circle Approach (Subscription)
Authors: Michael Sullivan, Michael Sullivan III
11th Edition
0135229693, 9780135229699
