## A Methodology for Systems Engineering, Volume 24 |

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Page 133

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**Sometimes**different design groups will handle the two kinds of development , just as separate systems engineering groups will**sometimes**carry out Exploratory Planning and Development Planning . To study departures from the ideal ...Page 251

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**sometimes**to find the weights . Or if all components are measurable on interval or ratio scales , a multiple regression analysis can be applied to find the composite scale . If the components are not known ,**sometimes**a factor analysis ...Page 455

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**Sometimes**purely semantic differences affect the attack on a problem . Duncker † asked some students to devise ways ...**Sometimes**the solution of the problem follows naturally from the fact- † Ref 4 , p . 24 . finding .**Sometimes**the ...### Contents

WHAT IS SYSTEMS ENGINEERING? | 3 |

THE TD2 RADIO RELAY SYSTEM | 23 |

3 4 The State of the Environment at the End of | 32 |

Copyright | |

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alternative analog computer analysis basic behavior block diagram called channel Chapter circuit complete components cost creative criterion decision decision theory defined demand functions direct distance dialing discussed economic environment equation equipment evaluation example existing exploratory feedback frequency given important income individual inputs and outputs interval scale kind laboratory level of measurement logical loop manufacture Mason's rule matrix means measure ment methods minimax mixed strategy objectives operations research optimal organization payoff payoff matrix phase physical system possible preference probability problem profit properties prospectus radio ratio ratio scale relation requirements satisfy scale signal signal-flow graph specific standing plans statistical studies subsystems systems engineering systems engineering process systems synthesis TD-2 system technical techniques telephone television theory tion transfer function transmission utility utility function value system variables