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Chapter 8: Statistics & Regression Calculations
11 x'
12 y'
136
value or list x'
Finds the estimated value of x for a given value of y by applying
the function determined by the regression.
Example
When the following is entered as statistical data:
x
10
20
y
20
40
Find estimated value of x given y = 140.
1. Enter the above data into L1 (x) and
L2 (y) and execute regression menu
02, ax+b (L1, L2).
2. Press # 140 S D
1 1 E.
value or list y'
Find the estimated value of y for a given value of x by applying
the function determined by the regression formula.
Example
Using above data, find the estimated value for y given x = 80, 100.
1. Press # @ { 80 ,
100 @ } S D
1 2 E.
• 11 x' and 12 y' will be valid after
executing a regression calculation
excluding 2nd degree polynomial
regressions.
30
40
50
60
80
100
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