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EngrExpt (version 0.1-8)

Data sets from "Introductory Statistics for Engineering Experimentation"

Description

Datasets from Nelson, Coffin and Copeland "Introductory Statistics for Engineering Experimentation" (Elsevier, 2003) with sample code.

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Version

Install

install.packages('EngrExpt')

Monthly Downloads

220

Version

0.1-8

License

GPL (>= 2)

Maintainer

Douglas Bates

Last Published

October 29th, 2012

Functions in EngrExpt (0.1-8)

Yellowing of paint for different pigments

Repair time of computers

Yield from a chemical curing process

Fill weight by batch

Haze of lenses after abrasion

Inter-lab study

Stability of a chemical product

Percentage fat in cheese

Safety violations over time

Yield from two processes

Rail car hold times

Effect of water bath on moisture content

Weights of drums before and after filling

Moisture content of a silica product

Diameter of product

Bacteria count in water samples

Fluoride levels from water sources

Yield of a chemical reaction

Oil absorption of silica

Electrical resistance after water bath

Consistency of diagnostic kits

Application of powder coating

Diameters of rods measured by two calipers

Curl of transparencies

Toxin concentrations in fish by site

Anti-reflective coating measurements

Odor, yellowing and hardness of optical coating

Mercury level in employee urine samples

Appearance of panels after exposure to weather

Calcium levels before and after taking vitamin

Brightness of de-inked newspaper

Calcium levels before and after vitamin supplement

De-inking of newsprint

pH measurements in a chemical process

Bacteria concentrations in water samples

Water usage in 2001 and 2002

Effect of epoxy level on appearance

Stretch of hot pizza cheese

Comparison of instruments to measure pH

Drying times of concrete

Aluminum impurity amounts

Appearance of washed and unwashed panels

Electrical resistance of battery separators

Drying of silica

Surface area of silica

Appearance measures of automotive paints

Weight plastic bags held before breaking

Comparison of eyeglass ultra-violet coatings

Product ratings and moisture content

Time to nominal temperature

Initial and 1 month color measure of coated lens

Strength of thin film coatings

Battery lifetime in laptop computers

Adhesive qualities of a lens coating

Yield of a chemical process

Moisture content after drying

Durability of tennis ball covers

Surface area of silica

Ratings of raw materials

Sales versus capital expenditure

Soap sales by packaging type

Time to gelling of paint samples

Tensile breaking strength of steel samples

Web site visits over a 3-week period

Appearance for film builds

Clear coat thickness

Gloss of paint on cars

Appearance measure of paint

Comparison of mixing processes

Moisture level versus type of rail car

Fill amount in tamped cylinders

De-inking of newsprint

Web site traffic during a marketing campaign

Height of solution with defoamer

UV absorbance for lens cured in different ovens

Purity of product from a filtration process

Lifetime of chlorine tablets

Automotive paint formulation

Turbidity of a toothpaste formulation

Assay of protein in blood