Remmers and Zander (2018) examined how anxiety decreases decision-making. They exposed the participants to an anxiety producing statement or a neutral statement and then measured their decision-making. Are the scores for the anxiety group significantly lower than the neutral group? Use α = .01 1tail **Attached are the images**   a. State the hypotheses b. Show how the t was calculated using the values from the SPSS printout. c. What is Cohen’s d?

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Ch 10

Remmers and Zander (2018) examined how anxiety decreases decision-making. They exposed the participants to an anxiety producing statement or a neutral statement and then measured their decision-making. Are the scores for the anxiety group significantly lower than the neutral group?

Use α = .01 1tail

**Attached are the images**

 

a. State the hypotheses

b. Show how the t was calculated using the values from the SPSS printout.

c. What is Cohen’s d?

d. Show how the 95% confidence interval was calculated.

e. State the conclusion in APA format.

Group Statistics
group
N
Mean
Std. Deviation
Std. Error Mean
decision.making neutral
12.0000
3.89872
1.59164
anxiety inducing
6
5.0000
4.09878
1.67332
Independent Samples Test
LexARAs Test for Equality of
Variances
t-test for Equality of Means
95% Confidence Interval of the
Мean
Std. Error
Difference
F
Sig.
df
Sig. (2-tailed)
Difference
Difference
Lower
Upper
decisiannaking
Equal variances assumed
.495
.498
3.031
10
.013
7.00000
2.30940
1.85433
12.14567
Equal variances not
3.031
9.975
.013
7.00000
2.30940
1.85259
12.14741
assumed
Transcribed Image Text:Group Statistics group N Mean Std. Deviation Std. Error Mean decision.making neutral 12.0000 3.89872 1.59164 anxiety inducing 6 5.0000 4.09878 1.67332 Independent Samples Test LexARAs Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Мean Std. Error Difference F Sig. df Sig. (2-tailed) Difference Difference Lower Upper decisiannaking Equal variances assumed .495 .498 3.031 10 .013 7.00000 2.30940 1.85433 12.14567 Equal variances not 3.031 9.975 .013 7.00000 2.30940 1.85259 12.14741 assumed
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