Her 16-item scale contains objective expertise items and subjective expertise items.

Such scales often contain ratios with very large numbers, that are nevertheless related by simple intervals to other notes in the scale.

The scale contains four items measured with a 5 item Likert scale:

In contrast, the chromatic scale only contains the interval 1 between each consecutive note:

The scale contains .83333 x 12 steps per octave ( 10).

It may be seen that the scale contains two augmented seconds, one in each tetrachord.

According to this definition, a diatonic scale contains two tritones for each octave.

This is because diatonic scales contain seven pitch classes that are contiguous on the circle of fifths.

The scale contained 19 items rated on a scale from 0 to 2, allowing scores between 0 and 38.

The regular major scale contains seven basic chords, designated with Roman numerals in ascending order.