Factional Design Flashcards

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1
Q

inferential statistics: statistics designed to determine whether results of sample data can be ___ to a population

A

generalized

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2
Q

Indecent group design aka ___ subjects design: are experimental design to which participants are randomly assigned to only __ experimental condition

A

between, one

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3
Q

a t-test is an inferential statistical test used to evaluate the ___ between 2 means

independent samples t- test = are used when participants are randomly assigned to only __ level of the independent variable

__ samples t- test are used when participants are assigned to both levels of the independent variable.

A

difference, 1, paired

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4
Q

one way design: one way experimental design has __ independent variable.
there has to be atleast 2 __ of the independent variable.

A

1, levels

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5
Q

problem with one way designs: in the real world there are __ causes of behavior.

one way designs only look at the effect of __ iv, they may inaccurately represented the true causes of the DV.

A

multiple, 1

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6
Q

factorial design: experimental research include __ than one IV( ex. more than one factor.
enables researchers to simultaneously test the unique effects of multiple independent variables.
enables researchers to rest of the independent variables __ with each other to affect the dependent variable

A

more, interact

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7
Q

factorial design terminology -

  • a design with _ factors is called two way factorial design
  • a design with 3 factors is called 3 way factorial design.
A

2,

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8
Q

factorial design terminology - each number indicates a factor

  • 2x2 factorial design - 2 factors with 2 levels = __ cells
  • 2x3 factorial design - 2 factors; one with 2 levels and one with 3 levels = __ cells
  • 2x2x2 factorial design - _ with 2 levels each = 8 cells
A

4,6, 3

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9
Q

Main Effects - the effect of only __ factor on the dependent variable, controlling for the effect of all other factors.
a main effects is analogous to a study with 1 independent variable.

A

one,

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10
Q

Interactions: when the relationship between one IV and participants behavior behavior on the DV __ on the level of a second IV.

think of it as the joint effect of 2 or more IVs on the DV.

A

depends,

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11
Q

Interpreting main effects with interactions: A significant interaction makes it difficult to interpret main effects because the effect of one IV __ as a result of the other IV.
if you have a main effect and an interaction focus on __ the interaction instead of the main effect.

A

changes, interpreting

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