Statistical Calculation Example - Canon F-789SGA User Instructions

Statistical Calculation Example

SD Type Statistical Calculation Example:
To calculate ∑x
85, 90, 77, 79 in SD mode (Freq: OFF)
Key in operation
(SD)
Apps
Apps
Apps
Apps
Apps
Apps
Quadratic Regression Type Statistical Calculation Example:
ABC Company investigated the effectiveness of the
advertisement expenses in coded units, the following data was
obtained:
Advertisement expenses: X
Effectiveness: y (%)
, ∑x, n, x, x
2
, x , minX, maxX of data: 75,
n n-1
∑x 2
∑x
n
x
x n
x n-1
18 35
38 54
44
Display
33120
5.528109984
6.180614856
40 21
59 40
406
5
81.2
19
38