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Idiomas disponibles
Idiomas disponibles
DEG mode (Rectangular to Polar)
24 (r), 15 ( ) R > P
DEG mode (Polar to Rectangular)
31 (x), 19 (y) P > R
One-Variable Statistics
nd
[2
] [CSR]
Clears all statistical data. (If there is no statistical information in the memory,
"ERROR" will appear on the display. Press [ON/C] to clear.
[Σ+]
Enters a data point.
] [Σ-]
nd
[2
Removes a data point.
nd
[2
] [FRQ]
Adds or removes multiple occurrences of a data point.
] [Σx]
nd
[2
Sum
2
] [Σx
Sum of squares.
nd
[2
]
ξ
Mean
nd
[2
] [
]
] [σxn]
nd
[2
Population standard deviation, n weighting.
-1
] [σxn
nd
[2
]
Sample standard deviation, n weighting.
nd
[2
] [n]
Number of data points.
Using the data set of 250, 268, 313, 342, 380, & 415, find the sum, mean, population standard
deviation and sample standard deviation.
] [x↔y]
nd
[24] [2
0.000000
[15]
15
nd
[2
] [R > P]
28.301943
] [x↔y]
nd
[2
32.005383
] [x↔y]
nd
[31] [2
0.000000
[19]
19
nd
[2
] [P > R]
29.311076
] [x↔y]
nd
[2
10.092613
-1
r
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