## Experimental Design in Psychological Reseach |

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### Contents

THE NATURE OF PSYCHOLOGICAL RESEARCH 1 Introduction | 1 |

Stimulus variables | 3 |

Response variables | 4 |

Copyright | |

165 other sections not shown

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### Common terms and phrases

analysis of covariance analysis of variance binomial calculated cent level columns common population correct choices correction for continuity corresponding cross products degrees of freedom df Mean Square dosages equal error term errors of estimate example experiment experimental design factorial design fiducial limits given in Table Groups of Subjects homogeneity of variance hypothesis of random initial ability interaction sum involved Latin square design measures methods mode of presentation normal curve normal distribution null hypothesis number of degrees observations obtained value pairs population value probability problem Psychol random sampling replication residual mean square residual sum response rows sampling distribution second-order interaction selected Snedecor Source of Variation squares between groups Squares df Mean squares of errors squares within groups standard deviation standard error Statistical subtraction sum of cross sum of squares test of significance Test the hypothesis testing the significance tion total sum trials value of F value of x2 Variation Sum zero