Submitted by: Submitted by nish4225
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Category: Business and Industry
Date Submitted: 09/27/2013 02:38 PM
QSO 510: Module 1
Notes: This homework is to be done individually. Word-process your assignment within this template. Do not create a new file.
Problem 1: Using Symbols
Word-process the symbol for population standard deviation (sigma) in the space below:
Standard Deviation = σ
Using Subscripts
Word-process the symbol for population standard deviation with subscript x (sigma subscript x) in the space below:
Population Standard Deviation = σx
Using Equations
Word-process the following five equations:
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Using Drawing Tool to Create Diagrams
Suppose in a large department store, the average number of shoppers is 448, with a standard deviation of 21 shoppers. We are interested in the probability that a random sample of 49 different shoppers will yield a sample mean between 441 and 446 shoppers. Create and attach a normal curve to this document with the following elements: the normal curve, a label of the average number of shoppers, and labels for the sample means of 441 and 446 shoppers. Include all the appropriate symbols.
Problem 2: Descriptive Statistics
The monthly average low temperatures* during different months of year at Manchester, NH are given below:
|January |February |March |April |May |June |
|5 |8 |18 |29 |40 |50 |
|July |August |September |October |November |December |
|55 |53 |44 |32 |24 |12 |
Source: www.weather.com
Word-process your solutions and answers below. Copy and paste your Excel work under the...