IOE 265 – Fall 07
November 1, 2007
Note:
Please make sure you type in your answers in the spaces provided and submit this file
electronically via the CTools website under Assignments.
Save this file as ‘
uniqname
_lab_7’
with your own uniqname.
This short assignment will evaluate your understanding of the Central Limit Theorem.
To do it,
you’ll need to download the data file “Lab_7_Data.xls.”
In the file “Lab_7_Data.xls,” the first three worksheets contain data organized in 100 batches
(the number of columns) of size 1000 (the length of each column).
Each dataset comes from a
different distribution.
The
.pdf
file “Lab_7_Distributions” shows the probability density function
for each distribution, as well as its population mean and standard deviation.
Your task is to complete the table and answer the questions below by doing the following:
1.
Find the average of each row of the first
n
= 5 columns of data for each distribution.
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 Spring '07
 Jin
 Normal Distribution, Standard Deviation, Variance, Mean, sample standard error

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