1. When you are conducting a research study, when you say that you DID find a si

Question

1. When you are conducting a research study, when you say that you DID find a significant treatment effect when NONE actually exists, you are committing a(n)...

d None of the other answers are correct.   

4. What is the shape of the distribution of the following set of data?

X f

5 1

4 1

3 2

2 4

1 5

5. A research study done by Jones, Jones, Thomas, and Piper (2003) demonstrated that alcohol consumption increases attractiveness ratings for members of the opposite sex. Participants ingested alcohol and then were shown a series of photographs of members of the opposite sex.

Those who did not consume alcohol gave an average rating of 3.53 out of 7.

Those who consumed alcohol gave an average rating of 4.93 out of 7.

Based on the two means, does it appear from these data that alcohol has an effect on judgements of attractiveness?

X f

4 1

3 2

2 4

1 2

Explanation / Answer

1. When you are conducting a research study, when you say that you DID find a significant treatment effect when NONE actually exists, you are committing a(n)...

d None of the other answers are correct.   

4. What is the shape of the distribution of the following set of data?

X f

5 1

4 1

3 2

2 4

1 5

5. A research study done by Jones, Jones, Thomas, and Piper (2003) demonstrated that alcohol consumption increases attractiveness ratings for members of the opposite sex. Participants ingested alcohol and then were shown a series of photographs of members of the opposite sex.

Those who did not consume alcohol gave an average rating of 3.53 out of 7.

Those who consumed alcohol gave an average rating of 4.93 out of 7.

Based on the two means, does it appear from these data that alcohol has an effect on judgements of attractiveness?

X f

4 1

3 2

2 4

1 2

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