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In practice the population standard deviation, which appears in the formula for the standard error of the mean, is not known.Statisticians replace it with the _______________, computed from the data.
Internet Access
The ability to connect to the internet, allowing for the exchange of data and use of online services.
Community Policies
Rules and guidelines established by online platforms or organizations to regulate member behavior and ensure a safe, respectful environment.
Cyberplace
An online space or digital environment where interactions and transactions can take place over the internet.
Chat Room
An online space where individuals can communicate in real-time through typed messages.
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