Sharp EL-9650

163
STATISTICS/ REGRESSION CALCULATIONS
for US
To delete one list:
• Use the OPTION menu (See CHAPTER 13 on page 260.)
1. Move the cursor pointer to the list name to delete using ÏqC1
2. Press ® to delete all data within the list selected.
• To delete a list from the list screen, use ≤ ≥ to move the cursor pointer from
the data display to the list names (L1 to L6).
The screen shown on the right will appear when pressing d (when list L1 is
selected).
Press ® to delete all data from the selected list.
The list is now blank.
Press any other key except ® to return to the
previous list display screen.
Inserting data:
If data is found missing after completing input, it is possible to open a specific
location and insert data.
<Example 4>
Insert “40” between rows 3 and 4 of list L1 of example 3.
1. Use <>≤≥ to move the cursor pointer
to the row below the location of insertion (in this case,
move the cursor pointer to row 4 of L1 : “80”)
2. “0” is displayed when pressing Ï◊ and
displayed items below the cursor are shifted one row
down.
3. Press 40 ® . “40” will be entered in the row 4 and
number of data for L1 will be 6.
(6) Graphing statistical data
• It is possible to display the obtained statistical data as graphs to check the state of
distribution.
• 3 types of graphs can be drawn using the same statistic list.
• For statistical graphs the user may choose among histogram, broken line plot,
normal probability plot, normal distribution plot, box plot, modified box plot, scatter
diagram, and XY line.
It is also possible to select 3 types of dots for each broken line plot, normal probabil-
ity plot, modified box plot, scatter diagram, and XYline plotted.
EL-9650-(07)En (157-177) 8/1/00, 9:06 AM163