Thursday
April 24, 2014

Homework Help: statistics

Posted by Anonymous on Saturday, February 4, 2012 at 10:43pm.

A researcher is interested in
estimating the average salary of teachers in a large urban
school district. She wants to be 95% confident that her
estimate is correct. If the standard deviation is $1050, how
large a sample is needed to be accurate within $200?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - confidence intervals: A researcher is interested in estimating the ...
statistics - A researcher is interested in estimating the average salary of ...
statistics - A researcher is interested in estimating the noise levels in ...
Statistics - The average annual salary of employees at Wintertime Sports was $28...
statistics - A researcher is interested in estimating the noise levels in ...
Statistics - According to a study several years ago by the Personal ...
statistics - Suppose that a researcher is interested in estimating the mean ...
statistics - A researcher wants to study the spending habits of customers of a ...
statistics - A researcher is interested in studying people’s mean age in a ...
statistics - a researcher is interested in studying people's mean age in a ...

Search
Members