Quality control for examining consistency in weight

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Description

The data gives actual weights of a product (for a target weight of 150gm) in a manufacturing unit. Other relevant details like week, date, hour of the day are also given. It is of interest to check consistency in weights of the product with respect to these factors. The data are not balanced.

Usage

1

Format

A data frame with 670 observations on the following 7 variables.

Week

Week number

Date

Date (6 different dates)

Hour

Hour of the day (1-23)

Line_Number

Production line number (2 lines)

Operator

Operator (5 operators)

Actual_Weight

Actual weight (gm)

Vendor

Vendor supplying raw material (3 vendors)

Details

One-way and multi-way ANOVA are suggested tools for this data set.

Source

http://ces.iisc.ernet.in/hpg/nvjoshi/statspunedatabook/databook.html

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