65*/*per hour

Usually replies in 8 hours

Statistics, Probability
| 7 other subjects

58*/*per hour

Usually replies in 2 hours

Statistics, Probability
| 10+ other subjects

48*/*per hour

Usually replies in 1 hour

Statistics, Probability
| 10+ other subjects

60*/*per hour

Usually replies in 5 hours

Statistics, Probability
| 10+ other subjects