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DAT 565 WEEK 1 APPLY:STATISTICS ANALYSIS

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DAT 565 WEEK 1 APPLY:STATISTICS ANALYSIS Descriptive Statistics-Calculation of the standard deviation, Mean, interquartile range (IQR), skew, and 5-number summary for each of the variables. Create a histogram for the “Sales/SqFt” variable. Was the distribution symmetric? If not, what is the skew for the dataset? Were there any outliers? If so, which ones? What is the “SqFt” area of the outliers? Is the outlier(s) larger or smaller than the average restaurant in the database? What can you conclude from this observation? What measure of central tendency is more appropriate to describe “Sales/SqFt”? Why?

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Running head: DATA ANALYSIS AND BUSINESS
1




Statistics Analysis
DAT/565
Name
Date

, DATA ANALYSIS AND 2
BUSINESS
Wk 1 Apply: Statistical Analysis

The Pastas R Us, Inc Database was used to determine this statistical report. I used Excel Spread

Sheet to further calculate the Descriptive Analyses. In Calculating the data Descriptive, I was

able to use the Database from the Pastas R Us, as further explicated below, and the excel

spread sheet is attached separately.

Descriptive Statistics-Calculation of the standard deviation, Mean,

interquartile range (IQR), skew, and 5-number summary for each of the variables.

The standard deviation, Mean, skew, interquartile range (IQR),skew, and 5-number summary for

each of the variables were each calculated precisely utilizing the SPSS, and the table for output

from excel below shows all the elements for each variable used(Note: this is a picture of the

excel spread sheet created).

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Subjects

  • mean
  • skew
  • dat 565 week 1 applystatistics analysis
  • descriptive statistics calculation of the standard deviation
  • interquartile range iqr
  • and 5 number summary for each of the variables create a

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