mathmarks: Math Marks Data

In SMPracticals: Practicals for Use with Davison (2003) Statistical Models

Description

Marks out of 100 for 88 students taking examinations in mechanics (C), vectors (C), algebra (O), analysis (O), statistics (O), where C indicates closed and O indicates open book examination.

Usage

data(mathmarks)

Format

A data frame with 88 observations on the following 5 variables.

mechanics

mark out of 100 for mechanics

vectors

mark out of 100 for vectors

algebra

mark out of 100 for algebra

analysis

mark out of 100 for analysis

statistics

mark out of 100 for statistics

Source

Mardia, K. V., Kent, J. T. and Bibby, J. M. (1979) Multivariate Analysis. London: Academic Press. Pages 3–4.

References

Davison, A. C. (2003) Statistical Models. Cambridge University Press. Page 256.

Examples

data(mathmarks)
pairs(mathmarks)
var(mathmarks)

Example output

Loading required package: ellipse
           mechanics   vectors   algebra  analysis statistics
mechanics   305.7680 127.22257 101.57941 106.27273  117.40491
vectors     127.2226 172.84222  85.15726  94.67294   99.01202
algebra     101.5794  85.15726 112.88597 112.11338  121.87056
analysis    106.2727  94.67294 112.11338 220.38036  155.53553
statistics  117.4049  99.01202 121.87056 155.53553  297.75536

SMPracticals documentation built on May 2, 2019, 11:12 a.m.