The dolphin dives 20 feet below the surface of the ocean. What is the dolphins elevation in feet?
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Answer:
The mean of the sampling distribution of the proportion of downloaded books is 0.03 and the standard deviation is 0.0197.
Step-by-step explanation:
Central Limit Theorem
For a proportion p in a sample of size n, the sampling distribution of the sample proportion will be approximately normal with mean and standard deviation
3% of books borrowed from a library in a year are downloaded.
This means that
SRS of 75 books.
This means that
What are the mean and standard deviation of the sampling distribution of the proportion of downloaded books
By the Central Limit Theorem
Mean:
Standard deviation:
The mean of the sampling distribution of the proportion of downloaded books is 0.03 and the standard deviation is 0.0197.