These are 107 observations of the eruptions times (in minutes) of Old Faithful
taken over a 5 day period.

4.37
1.68
4.35
4.25
4.05
4.00
1.83
3.95
4.70
1.75
1.77
4.10
1.90
4.42
1.83
4.83
4.03
3.10
1.88
3.77
2.00
4.60
4.65
4.58
1.73
4.62
3.52
3.43
3.73
2.93
4.18
4.08
1.77
1.80
2.50
2.93
4.00
3.93
4.50
3.43
4.50
3.70
2.27
4.63
1.97
4.07
4.00
3.68
3.83
3.80
3.33
1.67
1.83
2.27
4.93
1.85
1.85
3.80
3.73
4.63
2.03
3.87
3.92
2.33
3.58
4.25
3.67
4.13
4.10
1.73
3.20
4.57
3.70
3.58
1.90
4.53
4.12
3.50
4.03
4.60
3.75
4.33
1.67
4.20
1.90
4.62
1.97
4.00
4.00
1.82
3.50
4.43
2.25
4.08
4.73
4.50
4.58
1.80
4.33
1.95
4.25
3.92
3.72
4.40
3.50
4.28
4.13