Here is one that I really would like to know if I have the right answers- In data from a sample of

Here is one that I really would like to know if I have the right answers- In data from a sample of 400 cases, a variable has a 95% confidence interval of 54.3 to 54.7 find the following: Mean, standard deviation and standard error. I have come up with the following Mean 54.5 Standard Deviation 2.04 and standard error .1020? One more thing- could someone tell me with the large F means when you have a histogram table? Thanks Thank you for using the Jiskha Homework Help Forum. The link is so long, be sure to edit, copy & paste to get it all! This is only a guess = could F stand for “frequency?” Correct the first part! Good job!

 

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