The following table shows the annual returns (in percent)for the Fidelity Utilities fund from 2006 through 2010.
A)Calculate the point estimate of σ.
B)Construct a 95% confidence interval of σ.

Question

The following table shows the annual returns (in percent)for the Fidelity Utilities fund from 2006 through 2010.  
A)Calculate the point estimate of σ. 
B)Construct a 95% confidence interval of σ.

Quizplus · Accepted Answer

The Answer of The following table shows the annual returns (in percent)for the Fidelity Utilities fund from 2006 through 2010.  
A)Calculate the point estimate of σ. 
B)Construct a 95% confidence interval of σ.

The Following Table Shows the Annual Returns (In Percent)for the Fidelity