vdoc

03.05.2023 Views

Appendix B: Computer Resources 343minimum, maximum, range, median, sum of squares, N total, N nonmissing, andN missing.Note that Column Statistics and Row Statistics give you exactly the samechoices. So use the appropriate command, Column Statistics or Row Statistics,depending on the format of your data and whether it is arranged in columnsor rows.Descriptive Statistics. From the menu bar select Stat > Basic Statistics >Display Descriptive Statistics. Statistics available for display include mean, SE ofmean, standard deviation, variance, coefficient of variation, trimmed mean, sum,minimum, maximum, range, N nonmissing, N missing, N total, cumulative N,percent, cumulative percent, first quartile, median, third quartile, interquartilerange, sum of squares, skewness, kurtosis, and MSSD.The benefit of the command Stat > Basic Statistics > Display DescriptiveStatistics over the commands Column Statistics and Row Statistics is that itprovides all the statistics listed in the above paragraph in one step rather than oneat a time.Figure B.3 Minitab window showing input and output for Column Statistics.

344 Part V: AppendicesEXAMPLE B.2Use the following steps to calculate any one of the statistics listed in the dialog boxentitled Basic Statistics, using the following data:8 9 7 6 5 6 8 9 8 9Solution:Enter the data in column C1 of the data window.1. Select Stat from the command menu.2. Click on Basic Statistics > Display Descriptive Statistics from the pull-down menusavailable under the Stat command menus (see Figure B.4).3. Enter C1 in the box below Variables and click the statistics button to choose thestatistic to be calculated.4. Click OK. The Minitab output will appear in the session widow as shown inFigure B.4.Figure B.4 Minitab window showing various options available under the Stat menu.GraphsFrom the menu bar select Graph and then the graph of choice. Some of the choicesinclude scatter plot, histogram, dot plot, box plot, bar chart, stem-and-leaf, timeseries plot, pie chart, and others. We discuss some of these graphs below.

Appendix B: Computer Resources 343

minimum, maximum, range, median, sum of squares, N total, N nonmissing, and

N missing.

Note that Column Statistics and Row Statistics give you exactly the same

choices. So use the appropriate command, Column Statistics or Row Statistics,

depending on the format of your data and whether it is arranged in columns

or rows.

Descriptive Statistics. From the menu bar select Stat > Basic Statistics >

Display Descriptive Statistics. Statistics available for display include mean, SE of

mean, standard deviation, variance, coefficient of variation, trimmed mean, sum,

minimum, maximum, range, N nonmissing, N missing, N total, cumulative N,

percent, cumulative percent, first quartile, median, third quartile, interquartile

range, sum of squares, skewness, kurtosis, and MSSD.

The benefit of the command Stat > Basic Statistics > Display Descriptive

Statistics over the commands Column Statistics and Row Statistics is that it

provides all the statistics listed in the above paragraph in one step rather than one

at a time.

Figure B.3 Minitab window showing input and output for Column Statistics.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!