Flury (version 0.1-3)

challenger: Challenger O Ring Data

Description

These record the number of rocket booster 'O' rings seen to be damaged on each previous shuttle flight prior to the Challenger disaster of 20th January 1986

Usage

data(challenger)

Format

'challenger' is a data frame with 23 observations on the following 2 variables.

Temp

Ambient temperature (Fahrenheit) at launch time

Damage

Number of damaged 'O' rings (out of a total of 6)

Source

Chatterjee, S., M.S. Handcock abd J.S. Simonoff (1995) A Casebook for a First Course in Statistics and Data Analysis New York: Wiley

Details

References

Flury, B.D. (1997) A First Course in Multivariate Statistics, New York: Springer

Examples

data(challenger)
## Not run: 
# ch <- glm(cbind(Damage, 6-Damage) ~ Temp, family = binomial, data = challenger)
# with(challenger, plot(Temp, Damage/6))
# lines(challenger$Temp, predict(ch, type = "response")  )
# abline(v=32, col = "red", lwd = 2)## temp when challenger launched## End(Not run)