GROUP TASK #12: Measurement Scales
For each case, identify the kind of measurement scale implied — either nominal, ordinal, interval, or ratio.
Works categorized as either ragtime, stride bass, big band, bebop, Dixieland, free jazz or other.
The age of audience members.
Year of birth for audience members.
The participant’s sex, coded as male or female.
Interval size in semitones.
Year of composition.
Either: medieval, renaissance, baroque, classical, romantic, or modern.
Dynamic level, according to the scale: ppp, pp, p, mp, mf, f, ff, or fff.
The skin temperature of listeners in Fahrenheit.
Watts of power produced by an amplifier.
A list of instruments.
A list of instruments from brightest to darkest timbres.
MIDI key numbers (e.g., middle C = 60).
Coded S, A, T or B.
Number of hours of practice.
IQ.
Number of instruments.
Reaction times in milliseconds.
Three categories: (1) Obviously major, (2) obviously minor, or (3) not obviously major or minor.
The amount of money a busker makes per hour.
Length of hairpin markings in centimeters.
The notated key of a passage.
The loudness of each instrument, measured in decibels.
The number of sharps (positive) or flats (negative) in a key signature. (E.g., F# & C# = +2; Bb = -1.)
Responses: never, rarely, sometimes, frequently, always.
sical prefe rence on a 7-point sca le: like ◉ ◉ ◉ ◉ ◉ dislike