LAB ASSIGNMENT/Statistics
Step 1: Survey or measure 10 people to find their heights. Determine the mean and standard (I did it)
deviation for this group by using the Week 3 Excel spreadsheet. Post a screen shot of the portion I have this below
of the spreadsheet that helped you determine these values.
Scenario/Summary
This week’s lab highlights the use of probability and normal distribution.
Follow the directions below to gather data, calculate using Excel spreadsheets, and interpret the results.
Deliverables
The deliverable is a Word document with your answers to the questions posed below based on the data you find.
Required Software
Microsoft Word
Microsoft Excel
Prepare
–Download the MATH225 Lab 5 Lecture Notes. Download MATH225 Lab 5 Lecture Notes.
–Open the Instructor-provided 10 values: Ten initial values for use in your Week 5 Lab
Create a description spreadsheet to describe the students surveyed.
a. How did you choose the participants for your study (sampling method)?
Review Different Types of Sampling Methods
1. Cluster: ____________________________________________________________
2. Stratified: ___________________________________________________________
3. Systematic: _________________________________________________________
4. Convenient: _________________________________________________________
5. Simple Random: _____________________________________________________
b. What part of the country did your study take place in?
c. What are the age ranges of your participants?
d. How many of each gender did you have in your study?
e. What are other interesting factors about your group?
–Take a Screenshot of your Description Spreadsheet and provide it below.
–Take a Screenshot of your Preliminary Calculations and provide it below.
1. How does your height compare to the mean (average) height of the group that you surveyed?
2. Is your height taller, shorter, or the same as the mean of your group?
SPREAD SHEET EXCEL 3 PROVIDED PLACE HERE.
Step 2: Give some background information on the group of people you used in your study. You might consider using the following questions to guide your answer.
How did you choose the participants for your study? What was the sampling method: systematic, convenience, cluster, stratified, simple random?
What part of the country did your study take place in?
What are the age ranges of your participants?
How many of each gender did you have in your study?
What are other interesting factors about your group?
