MATH 225 Week 5 Lab Assignment

MATH225
Week 5 Lab Assignment

Name: …………………. Instructor Name: Professor

Please use this template to help answer the questions listed in the lab
instructions. The “steps” below refer to the steps listed in the lab
instructions. Type your answers and post your screenshots in the
spaces given below. Then, save this document with your name and
submit it inside the course room.

Step 1. Gather Data

Your instructors will post 10 data values to use for this lab. The
data values represent the HEIGHTS of 10 people from the same
population in which you gathered your sample.

Please reach out to your instructor if you did not receive the
assigned 10 data values for the term by Monday of Week 5.

(NOTE: This is NOT the data used in the lab video, which is about
midterm grades. Do not use the midterm grades data.)

1a. Gather 10 MORE of your own to add to the 10 provided by your
instructor. Do the following: Survey or measure 10 people to find their
heights. For the remainder of this lab, treat the 20 numbers as ONE
sample.



Instructo 62 62 62 63 65 67 68 69 69 73
r
Provided
Heights
Gathered 59 62 62 65 67 69 69 71 71 72
Heights




1

, Determine the mean and standard deviation for the 20 values by using
the Week 3 Excel spreadsheet. (Round statistics to two decimals.)

Mean Height in Inches 66.3500

Sample Standard 4.0688
Deviation in
inches
Your Height in Inches 59



1b. Post a screen shot in the space BELOW of the portion of the Week 3
spreadsheet that helped you determine these values. Please list the 10
heights your professor provided first followed by the 10 heights you
collected.
There should be 20 values to determine the mean and sample standard
deviation.




2