HP 33s - Manual (Page 323)

ALG: Summary C–13
Keys: Display: Description:
{ c {´}  Clears existing statistical data.
4 [ 20 

8
Q/)
 Enters the first new data pair.
6 [ 400 

8 
Q/)
 Display shows n, the number of
data pairs you entered.
{ 
 !º

)
 Brings back last x–value. Last y is
still in Y–register.
{ 

8 
Q/)
 Deletes the last data pair.
6 [ 40 

8 
Q/)
 Reenters the last data pair.
4 [ 20 { 

8
Q/)
 Deletes the first data pair.
5 [ 20 

8
Q/)
 Reenters the first data pair. There
is still a total of two data pairs in
the statistics registers.