Exam 11: Factorial Designs.

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A researcher conducts a two-factor study to evaluate the effect of a medication for males and for females.If the results of the study show a 10-point main effect for the medication (participants taking the medicine average 10 points lower than those in the no-medication condition)and also show a significant interaction between medication and gender,then what can the researcher conclude about the effect of the medication?

(Multiple Choice)

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Question 61

The following data represent the means for each treatment condition in a two-factor experiment.Note that one mean is not given.What value for the missing mean would result in no A ´ B interaction? B1 B2 A1 20 30 A2 10

(Multiple Choice)

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Question 62

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?

(Multiple Choice)

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Question 63

A doctor suspects that the effectiveness of a new cholesterol medication depends on the age of the patient.If the doctor is correct,the results from a two-factor study comparing medication versus no-medication for young versus old patients should produce an interaction.

(True/False)

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Question 64

Explain what it means to say that main effects and interactions are all independent.

(Essay)

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Question 65

The advantage of a two-factor design compared to two single-factor designs is the ability to ____.

(Multiple Choice)

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Question 66

A two-factor study compares two levels of factor A and three levels of factor B with a separate sample of 5 participants in each treatment condition.This study will use a total of 25 participants.

(True/False)

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Question 67

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The following data represent the means for each treatment condition in a two-factor experiment.Note that one mean is not given.What value for the missing mean would result in no A ´ B interaction? B1 B2 A1 20 30 A2 10

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?

A doctor suspects that the effectiveness of a new cholesterol medication depends on the age of the patient.If the doctor is correct,the results from a two-factor study comparing medication versus no-medication for young versus old patients should produce an interaction.

Explain what it means to say that main effects and interactions are all independent.

The advantage of a two-factor design compared to two single-factor designs is the ability to ____.

A two-factor study compares two levels of factor A and three levels of factor B with a separate sample of 5 participants in each treatment condition.This study will use a total of 25 participants.

Introduction, Acquiring Knowledge, and the Scientific Method.

Research Ideas and Hypotheses.

Defining and Measuring Variables.

Ethics in Research.

Selecting Research Participants.

Research Strategies and Validity.

The Experimental Research Strategy.

Experimental Designs: Between Subjects Design.

Experimental Designs Within Subjects Design.

The Nonexperimental and Quasi-Experimental Strategies: Nonequivalent Group,Pre–Post,and Developmental Designs.

The Correlational Research Strategy.

The Descriptive Research Strategy.

Single-Subject Research Designs.

Statistical Evaluation of Data.

Writing an APA-Style Research Report.

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Exam 11: Factorial Designs.

The following data represent the means for each treatment condition in a two-factor experiment.Note that one mean is not given.What value for the missing mean would result in no A ´ B interaction? B1 B2 ​ A1 ​ 20 ​ 30 ​ A2 ​ 10 ​ ​

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?

A doctor suspects that the effectiveness of a new cholesterol medication depends on the age of the patient.If the doctor is correct,the results from a two-factor study comparing medication versus no-medication for young versus old patients should produce an interaction.​

Explain what it means to say that main effects and interactions are all independent.​

The advantage of a two-factor design compared to two single-factor designs is the ability to ____.

A two-factor study compares two levels of factor A and three levels of factor B with a separate sample of 5 participants in each treatment condition.This study will use a total of 25 participants.

Introduction, Acquiring Knowledge, and the Scientific Method.

Research Ideas and Hypotheses.

Defining and Measuring Variables.

Ethics in Research.

Selecting Research Participants.

Research Strategies and Validity.

The Experimental Research Strategy.

Experimental Designs: Between Subjects Design.

Experimental Designs Within Subjects Design.

The Nonexperimental and Quasi-Experimental Strategies: Nonequivalent Group,Pre–Post,and Developmental Designs.

The Correlational Research Strategy.

The Descriptive Research Strategy.

Single-Subject Research Designs.

Statistical Evaluation of Data.

Writing an APA-Style Research Report.

Filters

The following data represent the means for each treatment condition in a two-factor experiment.Note that one mean is not given.What value for the missing mean would result in no A ´ B interaction? B1 B2 A1 20 30 A2 10

A doctor suspects that the effectiveness of a new cholesterol medication depends on the age of the patient.If the doctor is correct,the results from a two-factor study comparing medication versus no-medication for young versus old patients should produce an interaction.

Explain what it means to say that main effects and interactions are all independent.