the time signature 2/4 indicates how many beats in a measure
Time signature For instance, 2 4 means two quarter-note (crotchet) beats per bar, while 3 8 means three eighth-note (quaver) beats per bar. The most common simple time signatures are 2 4, 3 4, and 4 4.
Colon (punctuation) Syntactical-descriptive colons may separate the numbers indicating hours, minutes, and seconds in abbreviated measures of time.[5]
Standard deviation Let X be a random variable with mean value Î¼:
Dividend yield Its reciprocal is the Price/Dividend ratio.
Rate equation k is the first order rate constant, which has units of 1/s or sâˆ’1.
A major A major (or the key of A) is a major scale based on A, with the pitches A, B, C♯, D, E, F♯, and G♯. Its key signature has three sharps.