Statistics Assignment

Note: there are tutorial documents in the “Completing Assignments and Receiving Feedback” link in Blackboard if you
are struggling to complete any of the following steps.

Using the class data from the “Paper Towel” experiment complete the following steps:

Create a “Data Table” using Microsoft Excel:
0 Copy and paste your data table into a Word document (.doc/.docx)
> Be sure that your data table includes all the components of a good data table as described in your
lab manual (page #15).
0 Save your Word document to your computer and/or your flash drive.
Statistically analyze the data and generate “Analyses Tables” using StatCrunch (lab manual: pages #21-27):
0 Copy and paste your Analyses Tables into the Word document you created containing your data table.
0 Save your Word document to your computer and/or your flash drive.
Answer the following questions and include the answers in your Word document:
a) What is the alpha value for our experiment, and what is/are the p-value(s) from your statistical analysis?
> Be sure to include the p-values for all ofthe statistical tests conducted (T-test or ANOVA and the
Tukey HDS if applicable).
b) State the overall statistical null hypothesis for this study.
c) Based on your analysis, state the results and conclusions for your study on the effect of paper towel brand
on wet strength (amount of mass supported by a wet paper towel).
> Be sure to describe your results as they relate to your p-values, alpha value, and statistical null
hypothesis. Discuss whether these results support or fail to support your original research
hypothesis. Finally, be sure to state your conclusions as to what these results might mean to
someone reading about your study.
Convert your Word document to a “.pdf” file (Note: other file types will not be accepted and will result in a zero for
the assignment)
0 This file should contain:
Your name (first and last), the assignment name, lab section #, and date
Your data table
Your statistical analyses tables
The answers to the homework questions
> There is the “Example Homework Assignment” document under the “Completing Assignments and
Receiving Feedback link in Blackboard” as a reference.
Submit the “.pdf” file of your homework assignment for grading in Blackboard.

\\\\

Please Note: This homework assignment will be graded by your instructor online. Any printed or emailed copies of your
homework assignment will not be accepted. If you are having difficulty with your assignment, you must contact your
instructor in a time frame that allows your instructor time to answer your question and for you to adjust accordingly to
the due date and time (24 hours minimum and before Thursday at 6:00 pm if the assignment is due on a Sunday).