Following data shows sample weights of newborns in two adjacent cities
| City A | City B |
| n = 50 | n = 50 |
| \(\bar{x}\) = 6.8 | \(\bar{y}\) = 7.2 |
| s2 = 5.2 | s2 = 4.9 |
Which will be a suitable test of hypothesis to assess if the mean weights of newborns vary significantly or not?
1
Paired t-test
2
Pearson's r
3
Signed rank test
4
Wilcoxon test