Passage: The time signature (also known as meter signature, metre signature, or measure signature) is a notational convention used in Western musical notation to specify how many beats (pulses) are to be contained in each measure (bar) and which note value is equivalent to one beat.\n\nQuestion: Based on this passage, what does a time signature mean in music?
Let's think step by step.
specify how many beats ( pulses ) are to be contained in each measure ( bar ) and which note value is equivalent to one beat
To answer the above question, the relevant sentence is: The time signature (also known as meter signature, metre signature, or measure signature) is a notational convention used in Western musical notation to specify how many beats (pulses) are to be contained in each measure (bar) and which note value is equivalent to one beat.

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The answer is specify how many beats ( pulses ) are to be contained in each measure ( bar ) and which note value is equivalent to one beat