HP HP12C hp 12c_user's guide_English_E_HDPMBF12E44.pdf - Page 78

Salesperson, Hours/Week

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78 Section 6: Statistics Functions Salesperson Hours/Week Hours/Week 1 32 $17,000 2 40 $25,000 3 45 $26,000 4 40 $20,000 5 38 $21,000 6 50 $28,000 7 35 $15,000 To find the average workweek and sales of this sample: Keystrokes fCLEAR² 32\ 17000_ 40\ 25000_ 45\ 26000_ 40\ 20000_ 38\ 21000_ 50\ 28000_ 35\ 15000_ gÖ ~ Display 0.00 32.00 1.00 40.00 2.00 45.00 3.00 40.00 4.00 38.00 5.00 50.00 6.00 35.00 7.00 21,714.29 40.00 Clears statistics registers. First entry. Second entry. Third entry. Fourth entry. Fifth entry. Sixth entry. Total number of entries in the sample. Mean dollar sales per month ( x ). Mean workweek in hours ( y ). File name: hp 12c_user's guide_English_HDPMBF12E44 Printered Date: 2005/7/29 Page: 78 of 209 Dimension: 14.8 cm x 21 cm

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78
Section 6: Statistics Functions
File name: hp 12c_user's guide_English_HDPMBF12E44
Page: 78 of 209
Printered Date: 2005/7/29
Dimension: 14.8 cm x 21 cm
Salesperson
Hours/Week
Hours/Week
1
32
$17,000
2
40
$25,000
3
45
$26,000
4
40
$20,000
5
38
$21,000
6
50
$28,000
7
35
$15,000
To find the average workweek and sales of this sample:
Keystrokes
Display
f
CLEAR
²
0.00
Clears statistics registers.
32
\
17000
_
32.00
1.00
First entry.
40
\
25000
_
40.00
2.00
Second entry.
45
\
26000
_
45.00
3.00
Third entry.
40
\
20000
_
40.00
4.00
Fourth entry.
38
\
21000
_
38.00
5.00
Fifth entry.
50
\
28000
_
50.00
6.00
Sixth entry.
35
\
15000
_
35.00
7.00
Total number of entries in the
sample.
gÖ
21,714.29
Mean dollar sales per month (
x
).
~
40.00
Mean workweek in hours (
y
).