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Description:

Proschan (1963) reported on the times between failures of the air-conditioning equipment in 10 Boeing 720 aircraft. The aircondit data frame contains the intervals for the ninth aircraft while aircondit7 contains those for the seventh aircraft.

Both data frames have just one column. Note that the data have been sorted into increasing order.

Variables:

The data frames contain the following column:

hours

The time interval in hours between successive failures of the air-conditioning equipment

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References/Notes/Attributions:

Source

The data were taken from

Cox, D.R. and Snell, E.J. (1981) Applied Statistics: Principles and Examples. Chapman and Hall.

References

Davison, A.C. and Hinkley, D.V. (1997) Bootstrap Methods and Their Application. Cambridge University Press.

Proschan, F. (1963) Theoretical explanation of observed decreasing failure rate. Technometrics, 5, 375-383.

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