IPL: Number of Computer Crashes per Month

Description Usage Source Examples

Description

Number of computer crashes per month, due to power failures experienced at a computer center, over a period of 28 months. After a crash, the computers are made operational with an "Initial Program Load".

Usage

1

Source

Kenett, R. and Zacks, S. (1998) Modern Industrial Statistics: The Design and Control of Quality and Reliability. Duxbury Press.

Examples

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data(IPL)

plot(IPL, type="b")

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