HP 40gs hp 40gs_user's guide_English_E_HDPMSG40E07A.pdf - Page 112

hp40g+.book Page 8 Friday, December 9, 2005 1:03 AM 3. Find the mean of the sample. Ensure the / menu key label reads . Press to see the statistics calculated from the sample data in C1. Note that the title of the column of statistics is H1. There are 5 data set definitions available for one-variable statistics: H1-H5. If data is entered in C1, H1 is automatically set to use C1 for data, and the frequency of each data point is set to 1. You can select other columns of data from the Statistics Symbolic setup view. 4. Press to close the statistics window and press key to see the data set definitions. The first column indicates the associated column of data for each data set definition, and the second column indicates the constant frequency, or the column that holds the frequencies. The keys you can use from this window are: Key or Meaning Copies the column variable (or variable expression) to the edit line for editing. Press when done. Checks/unchecks the current data set. Only the checkmarked data set(s) are computed and plotted. Typing aid for the column variables ( ) or for the Fit expressions ( ). 10-8 Statistics aplet