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(35S) UTPN Formula
11-21-2014, 05:47 PM (This post was last modified: 06-15-2017 01:59 PM by Gene.)
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(35S) UTPN Formula
For a given Z-score the formula calculates the value of Q, the area under the upper tail of the Normal Distribution.
Best to use values of Z > 0.

For a given probability Q the corresponding Z-score is evaluated.
Best to use Q < 0.5.

Do NOT solve for X.

All answers are approximate.

UTPN
Q = ABS( ( ( ( ( ( 1.330274429 * ( 1 ÷ ( 1 + 0.23164419 * ABS( Z ) ) ► X ) ) ) – 1.821255978 ) * X + 1.781477937 ) * X – 0.35653782 ) * X + 0.31938153 ) * X ÷ ( SQRT( 2 * π ) * EXP( SQ( Z ) ÷ 2 ) )
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Messages In This Thread
(35S) UTPN Formula - Gerald H - 11-21-2014 05:47 PM
RE: HP 35S: UTPN Formula - Dieter - 11-21-2014, 08:50 PM
RE: HP 35S: UTPN Formula - Gerald H - 11-22-2014, 06:29 AM



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