38*/*per hour

Usually replies in 7 hours

Statistics, Probability
| 10+ other subjects

45*/*per hour

Usually replies in 43 minutes

Statistics, Probability
| 10+ other subjects

35*/*per hour

Usually replies in 21 hours

Statistics, Probability
| 9 other subjects

40*/*per hour

Usually replies in 8 hours

Statistics, Probability
| 10+ other subjects