Find the composite area of the shaded region. Use 3.14 for 11.
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Answer:
The answer are in the file
Answer:
The sample size is
Step-by-step explanation:
From the question we are told that
The margin of error is
From the question we are told the confidence level is 97.5% , hence the level of significance is
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Generally from the normal distribution table the critical value of is
Generally we will assume the sample proportion to be
Generally the sample size is mathematically represented as
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