The following data is available for two independent sample:
| SAMPLE-1 | SAMPLE-2 | |
| sample size | 8 | 10 |
| sample mean | 191 | 199 |
| sample standard deviation | 10 | 12 |
Then the value of t-statistic is:
1
+1.54
2
-1.54
3
-1.74
4
-1.10
The following data is available for two independent sample:
| SAMPLE-1 | SAMPLE-2 | |
| sample size | 8 | 10 |
| sample mean | 191 | 199 |
| sample standard deviation | 10 | 12 |