Calculate the confidence intervals for the differences betwe

Calculate the confidence intervals for the differences between means and compare to the SPSS results and interpret them.

Group Statistics

group

N

Mean

Std. Deviation

Std. Error Mean

Cholesterol Levels

1

20

245.05

36.638

8.193

2

20

210.30

48.340

10.809

Independent Samples Test

Levene\'s Test for Equality of Variances

t-test for Equality of Means

F

Sig.

t

df

Sig. (2-tailed)

Mean Difference

Cholesterol Levels

Equal variances assumed

1.293

.263

2.562

38

.014

34.750

Equal variances not assumed

2.562

35.413

.015

34.750

Independent Samples Test

t-test for Equality of Means

Std. Error Difference

95% Confidence Interval of the Difference

Lower

Upper

Cholesterol Levels

Equal variances assumed

13.563

7.293

62.207

Equal variances not assumed

13.563

7.227

62.273

Group Statistics
	group	N	Mean	Std. Deviation	Std. Error Mean
Cholesterol Levels	1	20	245.05	36.638	8.193
2	20	210.30	48.340	10.809

Solution