rocket_Graeco: Rocket Propellant Example Extended

Description Usage Format References Examples

Description

In continuation of Example 13.4.7 of the Rocket Propellant data, we now have the added blocking factor in test assemblies.

Usage

1

Format

A data frame with 25 observations on the following 5 variables.

y

burning rate

batch

raw materials batch

op

experience of the operator

treat

formulation type of the propellant A B C D E

assembly

test assemblies a b c d e

References

Montgomery, D. C. (1976-2012). Design and Analysis of Experiments, 8e. J.Wiley.

Examples

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data(rocket_Graeco)
plot(y~op+batch+treat+assembly,rocket_Graeco)
rocket.glsd.aov <- aov(y~factor(op)+factor(batch)+treat+assembly,rocket_Graeco)
summary(rocket.glsd.aov)

ACSWR documentation built on May 29, 2017, 8:41 p.m.

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