spectrometer: Spectrometer

In clayford/dvdata: Data Files for Design and Analysis of Experiments (Dean & Voss)

Description

An experiment to determine the causes of instability of measurements made by a Baird spectrometer during production. (Chapter 7, Table 7.22)

Usage

spectrometer

Format

A data frame with 72 rows and 6 variables:

A

temperature of lab - 3 levels (67, 72, 77)

B

cleanliness of entrance window seal - 2 levels (clean, one-week use)

C

placement of sample - 3 levels (tangential, covering, partial)

D

wear of boron nitride disk - 2 levels (new, one-month old)

E

sharpness of counterelectrode tip - 2 levels (newly sharpened, one-week wear)

Y

manganese measurements

Source

http://www.wright.edu/~dan.voss/bookdata/data.html

References

Dean, A. and Voss, D. (1999). Design and Analysis of Experiments. New York, Springer.

clayford/dvdata documentation built on May 13, 2019, 7:38 p.m.