Exam 8: Introduction-To-Design

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​Joyce is conducting a social media campaign for getting more young women to get Pap smears to screen for cervical cancer and its precursors.Shortly after her campaign begins,a famous female reality star is diagnosed with advanced cervical cancer,resulting in an increase in young women getting screened.This is an example of a(n)____ threat.

(Multiple Choice)
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​When a possible cause occurs prior to the effect,____ has been demonstrated.

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​When the change from pretest to posttest is due not to your program but rather to a change in the way you measured the outcome,there is a(n)_______________ threat to internal validity.

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  ​ Figure TB 8-6 -​What type of design is shown in the accompanying figure? ​ Figure TB 8-6 -​What type of design is shown in the accompanying figure?

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​Experimental designs use _______________ assignment.

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​When a significant number of subjects drop out of a study,there is a(n)____ threat.

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In resentful demoralization,the comparison group knows what the program group is getting and develops a competitive attitude with the program group.

(True/False)
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​What is the history threat in a single group design?

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​In research design notation,the letter O signifies a(n)_______________.

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