Concept explainers
To explain whether the conditions for calculating a confidence interval for the population proportion.
Answer to Problem 30E
All the conditions met.
Explanation of Solution
Given:
The population is 2400 students
The condition of random selection is satisfied because they selected an SRS of students.
The sample should be less than 10% of the population. Here, 50 is less than 10% of the 2400. Hence, this condition met.
The last condition is, number of success and failure must be
Chapter 8 Solutions
PRACTICE OF STATISTICS F/AP EXAM
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