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A Psychologist Was Interested in Gauging the Success of a Mood

question 5

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A psychologist was interested in gauging the success of a mood manipulation during one of her experiments. She had three groups of participants who underwent different types of mood induction: disgust mood induction, negative mood induction and positive mood induction. After the mood induction, participants were asked to endorse nine statements relating to their mood (on a 5-point Likert scale from 1 = disagree to 5 = agree) : (1) When you're smiling the whole world smiles with you, (2) I love the pretty flowers, (3) I could never touch a dead body, (4) I would never eat catfood, (5) If someone served me monkey brain soup I would vomit, (6) I feel fed up, (7) Bodily fluids are nasty, (8) I could not drink from a glass that I'd used to catch a spider, (9) I am a worthless piece of scum.
-Part of the SPSS output is below. Which of the following statements best summarizes the output? A psychologist was interested in gauging the success of a mood manipulation during one of her experiments. She had three groups of participants who underwent different types of mood induction: disgust mood induction, negative mood induction and positive mood induction. After the mood induction, participants were asked to endorse nine statements relating to their mood (on a 5-point Likert scale from 1 = disagree to 5 = agree) : (1)  When you're smiling the whole world smiles with you, (2)  I love the pretty flowers, (3)  I could never touch a dead body, (4)  I would never eat catfood, (5)  If someone served me monkey brain soup I would vomit, (6)  I feel fed up, (7)  Bodily fluids are nasty, (8)  I could not drink from a glass that I'd used to catch a spider, (9)  I am a worthless piece of scum.  -Part of the SPSS output is below. Which of the following statements best summarizes the output?   A) The type of mood induction had a significant effect on responses to all of the nine items. B) The type of mood induction had a significant effect on responses to at least one of the nine items. C) The type of mood induction had a significant effect on responses to more than half at least of the nine items. D) The type of mood induction that a person had could be significantly determined from a linear combination of responses to the nine items.


Definitions:

Negation

The contradiction or denial of something, or the opposite of a given statement or proposition.

Conjunction

In grammar, it refers to a part of speech that connects words, sentences, phrases, or clauses. In logic, it's a compound statement that is true if both of its component statements are true.

Truth Table

A diagram displaying the truth or falsity of a compound proposition as a function of the truth or falsity of its atomic statements and connectives.

Truth Values

The property of propositions that indicates whether they correspond to reality, commonly distinguished as true or false, but in some systems can include other values like unknown or undetermined.

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