Reference no: EM133986623

Analyzing Distribution Types and Trend Lines in Excel

Scenario:
You are a data analyst for a small retail company, and your manager has asked you to analyze customer purchasing trends over the past year. You have been provided with sales data from different store locations. Your task is to examine the distribution of monthly sales, identify trends, and visualize the data using Excel.

Data Set (Copy into Excel):
 
Month    Store A Sales ($)    Store B Sales ($)    Store C Sales ($)    Store D Sales ($)       
Jan    4200    3800    5000    4700       
Feb    4600    3900    5200    4800       
Mar    4800    4200    5300    4900       
Apr    5000    4300    5400    5000       
May    5100    4500    5500    5200       
Jun    5200    4600    5600    5300       
Jul    5300    4800    5700    5500       
Aug    5400    4900    5800    5600       
Sep    5500    5000    5900    5700       
Oct    5600    5200    6000    5800       
Nov    5700    5300    6100    6000       
Dec    5800    5400    6200    6100    

Assignment Details/Instructions:
Using Excel's Data Analysis Toolpak, complete the following tasks:
Create Frequency Distributions:
Generate a histogram for Store A's monthly sales. Get AI-free online assignment help by the best tutors.
Set appropriate bin ranges for the histogram or let the system do it for you.
Analyze the Distribution Shape:
Describe the shape of the histogram (e.g., normal, skewed).
Create Trend Lines:
Create a line graph showing the sales trends for all four stores over the year.
Add a trend line for Store A and Store C and display the equation on the chart.
Identify whether the trend is linear, exponential, or polynomial.