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CHAPTER 6
SHIFT
6
2
SHIFT
6
7
SHIFT
7
2
SHIFT
7
7
5. An estimate of the mean is
S-VAR
SHIFT
2
1
6. To find the standard deviation of weight, press
S-VAR
SHIFT
2
To input multiple entries of the same data, use
;
SHIFT
'
5
MODE
SHIFT
Press
statistical calculation.
Elementary Statistics
;
2
'
;
2
'
;
1
'
;
1
'
=
=
2
SHIFT
input the data 3, five times.
=
to clear all statistics memory before performing the next
1
n=
2
M+
n=
9
M+
n=
2
M+
n=
6
M+
x
ËÁn
;
. For example, pressing
'
SD
D
43
SD
D
72
SD
D
84
SD
D
100
65.5
7.466592262
3
17
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