HP SmartCalc 300s - Manual (Page 18)

Edit the data to the following, using insert and delete:
{1,2,3,4,5,6,7,8,9,10} (FREQrON)
Edit the FREQ data to the following:
{1,2,1,2,2,2,3,4,2,1} (FREQ:ON)
[SHIFT im(STAT) [2]{Data)® 'I
[SHIFT im(STAT) 2](Data)
[SHIFT [miSTAT) [3l(Edit)m(lns)
I
®E1H®[2]HS]H J %r
ss BIS as as .gl i
Examples:
Calculate sum of squares of the sample data and sum
of the sample data.
[SHIFT [ni(STAT) a(Sum)
l:i;x2 2:Ex
E](Ex)H
STAT
Ex 2
B
672I
STAT
Ex
B
102
Calculate numbe of samples,mean,and population
standard deviation.
^HlFnS(STAT) B](Var)|3"^on 4.L-1 [
-------------------------------49------------------------------
1 (n)B "
[SHlFnS(STAT) ®(Var) E](x)B
STAT
n
B
20
STAT
X
B
5.1
SHEES(STAT) B](Var) xbn
B](x6n)H 2.754995463
Calculate minimum value and maximum value.
SHIFT [m(STAT) [6](Min Max)
l:Minx 2:maxx
[SHIFT [PlKSTAT) [6](Min Max) ^axX
□](MaxX)H
STAT B
MinX
0
STAT B
MaxX
10
Commands when Linear Regression Calculation
(A+Bx) Is Selected
With linear regression ,regression is performed in
accordance with the following model equation.
y=A+BX
The following are the commands that appear on
the sub-menus that appear when you sefect®
(Sum),[5] (Var),B](MinMax),or \7] (Reg) on the
STAT menu while linear regression is selected as the
statistical calculation type.
Ex x=
xon
1=|E(x-x)^
'' n-1
y=^ / n
xari'
A_ Ey-B£x
^ n
p_n£xy-£xZy
(Ex)2
^ _ n£xy-ExEy
7№y^-(Ex)2Kn-Ey"-(Ey)"}
_x=^
yan-¡^^
yan-l=,¡^^
)t=A-FBx
5tr
Sum Sub-menu ( [ shed m (STAT) 0 (Sum))
Select this
menu item: When you want to obtain this:
mEx’ Sum of squares of the X-data
aEx Sum of the X-data
fflEy’ Sum of the squares of the Y-data
0
Zy Sum of the Y-data
BlExy Sum of products of the X-data and Y-data
fflEx’ Sum of cubes of the X-data
fflEx^y Sum of (X-data squares x Y-data)
[ilEx" Sum of biquadrate of the X-data
Var Sub-menu ( bhifti □] (STAT)o](Var))
Select this
menu item
When you want to obtain this:
□D n Number of samples
BJx Mean of the X-data
®
X 0 n Population standard deviation of the X-data
S X 0 n-1 Sample standard deviation of the X-data
lily Mean of the Y-data
® y 0 n Population standard deviation of the Y-data
[Zl y 0 n-1 Sample standard deviation of the Y-data
MinMox Sub-menu (iHSD Π^TAl) [n QMinMco^)
Select this
menu item:
When you want to obtain this:
CDMinX Minimum value of the X-data
CBM ox X Maximum value of the X-data
SlMiny Minimum value of the Y-data
(UMaxY Maximum value of the Y-data