Minitab Notes for Activity 4
Creating the Worksheet (Question 9)
You will be entering your own information for this activity.
- Label an empty column as "average"
- Enter the individual averages collected from the class into the
"average" column.
Summarizing the Data (Question 9)
- Choose Stat / Basic Statistics / Display Descriptive Statistics
- Double click on the variable "average"
- Click on Statistics and check the boxes you need: mean, variance, and
standard deviation
- Click OK
Histogram (Question 10)
- Choose Graph / Histogram / With Fit
- The Graph Variable is "average"
- Click OK
Normal Probability Plot (Question 11)
- Choose Graph / Probability Plot / Single
- The Graph Variable is "average"
- Click OK
One Sample T-Test (Question 13)
- Choose Stat / Basic Statistics / 1 Sample T
- The samples are in the "average" column
- Check the box for "Perform hypothesis test"
- The hypothesized mean is the value the mean of the sample means is
supposed to be from the Central Limit Theorem.