Stevens Experiment to compare notes against a standard (80 Db)

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Description

The E1.15 data frame has 10 rows and 3 columns. Stevens (1956) asked a number of persons to compare notes of various decibel levels against a standard (80 decibels) and to assign them a loudness rating with the standard note being a 10. logy is the response variable and x the stimulus.

Usage

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Format

This data frame contains the following columns:

x

a numeric vector, the stimulus.

y

a numeric vector, the median response at x

logy

a numeric vector, the log of y.

Source

Dacey,M.F. (1983) Social science Theories and Methods I: Models of Data Evanston: Northwestern University, fromStevens (1956).

Examples

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data(E1.15)
attach(E1.15)
plot(x, logy)
abline(lm( logy ~ x, data=E1.15))
detach()

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