Paired samples t-test
| Description | Mean | SD | Paired difference | t | df | Sig. | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| 95% Confidence interval of the difference | ||||||||||
| Mean | SD | Std. Error mean | Lower | Upper | ||||||
| Before | 809.42 | 588.57 | 392.41 | 287.02 | 104.48 | 152.46 | 632.36 | 3.87 | 7 | 0.006 |
| After | 417.01 | 329.85 | ||||||||
| Description | Mean | Paired difference | df | Sig. | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 95% Confidence interval of the difference | ||||||||||
| Mean | Std. Error mean | Lower | Upper | |||||||
| Before | 809.42 | 588.57 | 392.41 | 287.02 | 104.48 | 152.46 | 632.36 | 3.87 | 7 | 0.006 |
| After | 417.01 | 329.85 | ||||||||
Source(s): Computation of the author
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